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KWAZULU-NATAL AGRICULTURE, ENVIRONMENTAL AFFAIRS AND RURAL DEVELOPMENT agriculture, forestry & fisheries Department: Agriculture, Forestry and Fisheries REPUBLIC OF SOUTH AFRICA

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Page 1: agriculture, forestry & fisheries · 2011/12 August 2011 DEPARTMENT OF AGRICULTURE, FORESTRY AND FISHERIES. 2011 Compiled by ... 15.6 Forage harvesters ..... 39 15.6.1 Precision chop

KWAZULU-NATAL AGRICULTURE, ENVIRONMENTAL

AFFAIRS AND RURAL DEVELOPMENT

agriculture,forestry & fisheriesDepartment: Agriculture, Forestry and FisheriesREPUBLIC OF SOUTH AFRICA

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Guide to machinery costs2011/12

August 2011

DEPARTMENT OF AGRICULTURE, FORESTRY AND FISHERIES

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2011

Compiled by P.A. Lubbe, C.G. Archer and E.N.C. Whitehead

Design, layout and publishing by Directorate Communication Services Department of Agriculture, Forestry and Fisheries Private Bag X144, Pretoria, 0001 South Africa

Obtainable from Resource Centre Directorate Communication Services Private Bag X144, Pretoria 0001

Also available on the web at www.daff.gov.za/publications

ISBN 978-1-86871-338-7

PLEASE NOTE: The prices of the machines were determined in May 2011

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CONTENTS1. Introduction ........................................................................ 1–31.1 Notes on machinery costs .................................................... 11.1.1 Depreciation .......................................................................... 21.1.2 Interest ................................................................................. 21.1.3 Insurance and licence .......................................................... 21.1.4 Repairs and maintenance .................................................... 21.1.5 Fuel ...................................................................................... 21.2 Cost per hectare ................................................................... 31.3 General remarks .................................................................. 31.4 References ........................................................................... 3

2. Two-wheel drive tractors ................................................... 4–62.1 Low-power demand .............................................................. 42.2 Medium-power demand ....................................................... 52.3 High-power demand ............................................................. 6

3. Four-wheel drive tractors .................................................. 7–123.1 Low-power demand .............................................................. 7, 83.2 Medium-power demand ....................................................... 9, 103.3 High-power demand ............................................................. 11, 12

4. Two-wheel drive tractors: orchards ................................. 13–154.1 Low-power demand .............................................................. 134.2 Medium-power demand ....................................................... 144.3 High-power demand ............................................................. 15

5. Four-wheel drive tractors: orchards ................................ 16–185.1 Low-power demand .............................................................. 165.2 Medium-power demand ....................................................... 175.3 High-power demand ............................................................. 18

6. Self-propelled combine harvesters .................................. 19–226.1 Maize self-propelled combine harvesters ............................ 19, 206.2 Wheat self-propelled combine harvesters ............................ 21, 22

7. Cane and timber equipment .............................................. 23–25

7.1 Truck trailers ......................................................................... 237.1.1 Cane trailers ......................................................................... 237.1.2 Timber trailers ...................................................................... 237.2 Tractor trailers (with brakes) ................................................. 247.2.1 Cane ..................................................................................... 247.2.2 Timber .................................................................................. 247.3 Loaders ................................................................................ 257.3.1 Cane loaders ........................................................................ 257.3.2 Timber loaders ...................................................................... 25

8. Trailers ................................................................................ 268.1 Two-wheeled trailers ............................................................ 268.1.1 Flatbed ................................................................................. 268.1.2 Dropsides ............................................................................. 268.2 Tip trailers slow speed .......................................................... 268.3 Four-wheeled trailers ........................................................... 268.4 Drawn fire-fighting water carts without pumps and plumbing ........................................................................ 26

IMPLEMENTS

9. Tillage equipment ............................................................... 27–289.1 Mouldboard ploughs with shear-bolt protection ................... 279.1.1 Mounted ............................................................................... 279.1.2 Mounted reversible ............................................................... 279.2 Mouldboard ploughs with hydraulic, spring or other plough protection .................................................................. 279.2.1 Mounted, semi-mounted or trailed ....................................... 279.3 Disc ploughs ......................................................................... 279.4 Disc harrows ........................................................................ 279.4.1 Offset disc light ..................................................................... 279.4.2 Trailed offset with wheels ..................................................... 289.4.3 Trailed offset with wheels (oil bath) ...................................... 289.4.4 Tandem discs ....................................................................... 289.4.5 Semi-mounted and trailed one-way ..................................... 28

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9.5 Ridgers ................................................................................. 289.5.1 Disc ridgers .......................................................................... 289.5.2 Shear ridgers ........................................................................ 289.6 Rotavators ............................................................................ 28

10. Tine implements ................................................................. 29–3010.1 Rippers (medium duty) ......................................................... 2910.2 Rippers (heavy duty) ............................................................ 2910.3 Spring-tine chisel ploughs .................................................... 2910.4 Cultivators ............................................................................ 2910.4.1 Row crop .............................................................................. 2910.4.2 Field cultivators (shank tillers) .............................................. 2910.4.3 Field cultivators (vibro tillers) ................................................ 3010.4.4 Rotary harrow ....................................................................... 3010.5 Power harrows ..................................................................... 30

11. Planting equipment ............................................................ 31–3211.1 Single-kernel planters .......................................................... 3111.1.1 Mounted ............................................................................... 3111.1.2 Trailed .................................................................................. 3111.2 Seed drills ............................................................................ 3211.2.1 Mounted ............................................................................... 3211.2.2 Trailed .................................................................................. 3211.2.3 Trailed: no till ........................................................................ 3211.3 Potato planters ..................................................................... 3211.4 Vegetable transplanters ....................................................... 3211.5 Fine-seed seeders ............................................................... 3211.6 Land rollers .......................................................................... 3211.7 Wheat planters ..................................................................... 32

12. Harvesting equipment ....................................................... 3312.1 Trailed combines .................................................................. 3312.2 Threshers ............................................................................. 3312.3 Potato lifters ......................................................................... 33

13. Plant nutrition and pest control equipment ..................... 34–3513.1 Fertiliser spreaders .............................................................. 34

13.1.1 Mounted ............................................................................... 3413.1.2 Trailed .................................................................................. 3413.2 Manure spreaders ................................................................ 3413.3 Lime spreaders .................................................................... 3413.4 Mist blowers ......................................................................... 3513.4.1 Mounted with PTO drive ....................................................... 3513.4.2 Trailed with PTO drive .......................................................... 3513.5 Boom sprayers ..................................................................... 3513.5.1 Mounted ............................................................................... 3513.5.2 Trailed .................................................................................. 35

14. Feed-processing equipment ............................................. 3614.1 Hammermills ........................................................................ 3614.1.1 Electric and PTO driven (electric motor excluded) ............... 3614.1.2 Trailed with intake mechanisms ........................................... 3614.2 Feed mixers ......................................................................... 36 Wagon mixers ...................................................................... 36 Vertical mixers ...................................................................... 3614.3 Rollermillers (motor included) .............................................. 36

15. Hay and silage machinery ................................................. 37–3915.1 Mowers ................................................................................. 3715.1.1 Cutterbar .............................................................................. 3715.1.2 Disc and drum ...................................................................... 3715.1.3 Slashers – heavy duty .......................................................... 3715.1.4 Slashers – extraheavy duty .................................................. 3715.1.5 Haymakers ........................................................................... 3715.2 Mower conditioners .............................................................. 3815.2.1 Mounted ............................................................................... 3815.2.2 Trailed .................................................................................. 3815.3 Hay rakes and tedders ......................................................... 3815.3.1 Finger-wheel rakes ............................................................... 3815.3.2 PTO-powered rakes ............................................................. 3815.4 Hay balers ............................................................................ 3915.4.1 Square balers ....................................................................... 3915.4.2 Round balers ........................................................................ 39

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15.5 Bale-handling equipment ..................................................... 3915.5.1 Round bales ......................................................................... 3915.5.2 Bale wrappers ...................................................................... 3915.5.3 Bale shredder ....................................................................... 3915.6 Forage harvesters ................................................................ 3915.6.1 Precision chop ...................................................................... 3915.6.2 Flail type ............................................................................... 39

16. Earth-moving equipment ................................................... 4016.1 Front-end loaders ................................................................. 4016.2 Rear-mounted graders ......................................................... 4016.3 Dam scoops ......................................................................... 4016.4 Rear-mounted post digger ................................................... 40

17. LDV costs ............................................................................ 41–4217.1 Two-wheel drive: petrol ........................................................ 4117.2 Two-wheel drive: diesel ........................................................ 4117.3 Two-wheel drive: club cab .................................................... 4117.4 Two-wheel drive: double cab ................................................ 4117.5 Four-wheel drive: single cab ................................................ 4217.6 Four-wheel drive: club cab ................................................... 4217.7 Four-wheel drive: double cab ............................................... 42

18. Truck costs ......................................................................... 4318.1 Single differential with dropsides .......................................... 4318.2 Double differential with dropsides ........................................ 4318.3 Single differential with semi-trailer ....................................... 4318.4 Dual axle truck: horse only ................................................... 4318.5 6 x 4 truck tractor with timber trailer ..................................... 4318.6 6 x 4 truck tractor with sugar cane single-spiller trailer ........ 43

19. Electric motors ................................................................... 44–4719.1 Electric motors: 1,1 to 4,0 kW .............................................. 4419.2 Electric motors: 5,5 to 18,5 kW ............................................ 4519.3 Electric motors: 22,0 to 75,0 kW .......................................... 4619.4 Electric motors: 90,0 to 185,0 kW ........................................ 47

Field capacities of agricultural machinery ...................................... 48–58

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1. INTRODUCTION

The “Guide to Machinery Costs” is compiled to assist farmers, extension personnel, and others involved in costing farm operations, and machinery decision making. These costs are updated annually and are based on available technical and financial data, in particular prices published in “Agfacts”. Prices of agricultural machinery vary between firms and regions.

The performance of machines also varies under different working conditions. It is therefore important that the user interprets these costs intelligently for a particular region, or set of circumstances.

It is important to note that many machines are no longer available on the market, whilst new machines have entered the market. Equipment marked with an asterisk (*) represents an alternative/higher price for the implement in question, whilst equipment which is no longer available is marked with a double asterisk (**). The price of this equipment is increased by an appropriate percentage based on the previous year’s price and will not be listed in the following years. An adjustment to the expected life of the equipment is made from time to time, based on information received from researchers, manufacturers and users of equipment. Any information of this nature is welcome, together with any constructive criticism that can assist in improving this publication.

Compilation of the “Guide to Machinery Costs” would not have been possible without the valuable assistance of the manufacturers and suppliers of agricultural machinery, who have kindly provided the necessary technical and financial information.

The initial computer programs were developed by Messers K.P. Archibald and G.F. Ortmann, formally of the Division of Agricultural Production Economics – Natal region. These programs were converted to IBM compatible micro-computer by Mr R.J. Gordijn and adapted by P.A. Gordijn and J.C. Mentz. The current version of this system was converted into Excel by P.C. Pennefather, and has been updated by E.N.C. Whitehead, and C.G. Archer, Agricultural Development Support Services Directorate (A.D.S.S.), Economics and Marketing Sub-Directorate, KwaZulu-Natal, as well as P.A. Lubbe, Department of Agriculture, Forestry and Fisheries.

1.1 Notes on machinery costs

The costs of owning and operating machinery can be divided into two categories – namely fixed costs and variable costs. Fixed costs are related to machinery ownership and occur regardless of whether the machinery is used or not. Fixed costs per hour of usage are inversely proportional to the amount of annual usage. Variable costs are directly related to the degree of utilisation of the machine and include factors such as repairs and maintenance costs, fuel and lubricants.

The division into fixed and variable costs is not always an absolute one. There is a valid argument for considering depreciation charges as being made up of two main components, one of which is determined by obsolescence and is a fixed cost, and the other relates to “wear and tear” and is considerably influenced by the use of the machine. In this case depreciation could be considered to be a variable cost.

The cost figures in this “Guide to Machinery Costs” are AVERAGE figures excluding the current Value Added Tax, at the month of updating. They are based on assumed life expectancies and annual usage, obtained from studies done in South Africa, Great Britain and the U.S.A. According to Culpin (1959) it is unwise to assume a life expectancy beyond 15 years for any implement or machine. These figures are therefore suggested, and serve as a guideline where specific

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information is unavailable.

1.1.1 Depreciation

Depreciation is the reduction in value of a machine with the passage of time. There are various methods of calculating depreciation costs. The straight line method gives a constant annual charge for depreciation throughout the life of the machine, and this is the method used in the “Guide to Machinery Costs” to calculate the depreciation costs.

1.1.2 Interest

A charge for interest is included as a fixed cost because the money which is invested in machinery could have been invested in other productive enterprises or investments. The interest rate that is used in the “Guide to Machinery Costs” is the interest rate that can be obtained on a medium-term (5 year) investment.

As the value of the machine decreases over time (reflected by annual depreciation charges), so the amount of money invested in the machine decreases, from the initial purchase price to the scrap value at the end of the machine’s useful life. The interest charge takes this into account as it is based on the average investment during the life of the machine.

1.1.3 Insurance and licence

These costs are based on current charges imposed by various insurance companies and the government. For the purpose of this publication, insurance and licence charges are assumed to be a percentage of the average investment during the life of the machine.

1.1.4 Repairs and maintenance

These costs are difficult to estimate as they vary greatly depending on operating conditions, management, maintenance programs, local costs, etc. It is generally agreed that repair costs will increase with age but are unlikely to increase proportionally. Repair costs per hour of use will increase with age but tend to level off as the machine becomes older (Kepner et.al.,1978, page 36).

Accurate estimates of repair costs are not easily obtainable. However, work done by the Directorate of Agricultural Engineering has been used where appropriate (see Reference 4). Repair costs are quoted as a percentage of the purchase price of the machinery, divided by the annual use. The percentages are kept constant over the life of the machine thus obtaining an average cost during the machine’s useful life. There are disadvantages to this method, but for general reference purposes it is the most practical.

For further information on repairs and maintenance cost formulae consult the reference list, with particular attention to references 1 and 6.

1.1.5 Fuel

Fuel consumption is also a contentious issue and can vary greatly from area to area, machine to machine and even operator to operator. Here again these figures are based on the results of surveys done in South Africa and the U.S.A. For further information consult references 1, 5 and 6.

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There are three levels of power demand for tractors – light, medium and heavy – depending on the type of work being done. The fuel consumption is in litres per kW-hour and varies for each level of power demand. There is also variation in the percentage of available kW that is used at each level. The fuel costs are adapted to include the costs of lubricants. (See notes at the foot of each page.)

1.2 Cost per hectare

To determine costs per hectare from figures in the “Guide to Machinery Costs”, the following formulae can be used:

(R/Hr) ÷ (ha/Hr) = R/ha

Example: Liming at 4 ha over 10 h i.e. 0,4 ha/h Cost/h = R8 Therefore R/ha = R8 ÷ 0,4 = R20/ha

*Note: To calculate the Rand per hectare value, information is required on the time requirement of the machine per hectare – rough guidelines to these figures are reported in the “Field Capacities” section at the end of this publication. Take note that this figure will largely depend on the shape of the field, speed of the machine, area, etc.

1.3 General remarks

a) Cost per hour is based on clock hours and not tractor meter hours.b) The driver / operator cost is not included in the costs.c) The baling costs do not include twine or wire costs.

1.4 References

1. AGFACTS, April 2009. Agricultural machinery price comparisons.

2. ASAE STANDARDS, 1984 ASADE D230. Agricultural Machinery Management Data, Sections 3 & 6 (formally the ASAE Yearbook).

3. Barnard, C.S. and Nix, J.S., Farm Planning and Control, 1978. Cambridge University, Cambridge. Chapter 4.

4. Botha, F.G., Lake, C.T. and Swanepoel, P.J., 1994. Bestuursdata vir Landbou Werktuie in Suid-Afrika. Directorate of Agricultural Engineering, Pretoria.

5. Bucket, M., An Introductuion to Farm Organization and Management, 1981. Pergamon Press. Oxford. Chapter 8.7.

6. Culpin, C., Farm Mechanization Management, 1959. Crosby Lockwood and Son Ltd, London. Chapter 2 pg 12–27. Appendix tables 2.3.

7. Hunt, E., Farm Power and Machinery Management, 7, 1973. Iowa State University Press, Iowa pg 5, 43, Chapter 4.

8. Kepner, R.A., Baines, R and Barger, E.L., Principals of Farm Machinery Management, 3rd Ed, AVI, Connecticut pg 31–37.

9. Nell, W.T., 1978. Ekonomiese Parameters vir Meganisasie Beplanning in Droëlandse SaaiBoerdery. M.Sc. (Agric) Thesis, University of Pretoria.

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Tractor Life Annual Purchase Salvage Average Deprecia- Licence and Interest Tot. fixed Tot. fixed Repairs Fuel Tot. var Total Total costs Fuelpower usage price value investment tion insurance costs costs – int. and maint. cost costs costs excl. interest usage(kW) (h) (h) (R) (R) (R) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) ( /h)18 12 000 1 000 59 633 5 963 32 798 4,47 0,66 3,28 8,41 5,13 5,96 21,17 27,13 35,54 32,26 2,5222 12 000 1 000 78 460 7 846 43 153 5,88 0,86 4,32 11,06 6,75 7,85 25,87 33,72 44,78 40,47 3,0828 12 000 1 000 102 000 10 200 56 100 7,65 1,12 5,61 14,38 8,77 10,20 32,93 43,13 57,51 51,90 3,9230 12 000 1 000 105 950 10 595 58 273 7,95 1,17 5,83 14,94 9,11 10,60 35,28 45,88 60,81 54,99 4,2032 12 000 1 000 101 708 10 171 55 940 7,63 1,12 5,59 14,34 8,75 10,17 37,63 47,80 62,14 56,55 4,4836 12 000 1 000 231 461 23 146 127 304 17,36 2,55 12,73 32,64 19,91 23,15 42,34 65,48 98,12 85,39 5,0441 12 000 1 000 184 125 18 413 101 269 13,81 2,03 10,13 25,96 15,83 18,41 48,22 66,63 92,59 82,46 5,7443 12 000 1 000 218 750 21 875 120 313 16,41 2,41 12,03 30,84 18,81 21,88 50,57 72,44 103,29 91,26 6,0244 12 000 1 000 160 576 16 058 88 317 12,04 1,77 8,83 22,64 13,81 16,06 51,74 67,80 90,44 81,61 6,1648 12 000 1 000 337 347 33 735 185 541 25,30 3,71 18,55 47,57 29,01 33,73 56,45 90,18 137,75 119,19 6,7250 12 000 1 000 223 818 22 382 123 100 16,79 2,46 12,31 31,56 19,25 22,38 58,80 81,18 112,74 100,43 7,0054 12 000 1 000 210 000 21 000 115 500 15,75 2,31 11,55 29,61 18,06 21,00 63,50 84,50 114,11 102,56 7,5655 12 000 1 000 234 349 23 435 128 892 17,58 2,58 12,89 33,04 20,15 23,43 64,68 88,11 121,16 108,27 7,7055 12 000 1 000 285 641 28 564 157 103 21,42 3,14 15,71 40,28 24,57 28,56 64,68 93,24 133,52 117,81 7,7057 12 000 1 000 281 250 28 125 154 688 21,09 3,09 15,47 39,66 24,19 28,13 67,03 95,16 134,81 119,34 7,9857 12 000 1 000 346 705 34 671 190 688 26,00 3,81 19,07 48,89 29,82 34,67 67,03 101,70 150,59 131,52 7,9858 12 000 1 000 314 290 31 429 172 860 23,57 3,46 17,29 44,31 27,03 31,43 68,21 99,64 143,95 126,67 8,1260 12 000 1 000 246 900 24 690 135 795 18,52 2,72 13,58 34,81 21,23 24,69 70,56 95,25 130,06 116,48 8,4063 12 000 1 000 303 621 30 362 166 992 22,77 3,34 16,70 42,81 26,11 30,36 74,09 104,45 147,26 130,56 8,8266 12 000 1 000 255 065 25 507 140 286 19,13 2,81 14,03 35,96 21,94 25,51 77,62 103,12 139,09 125,06 9,2467 12 000 1 000 384 499 38 450 211 474 28,84 4,23 21,15 54,21 33,07 38,45 78,79 117,24 171,46 150,31 9,3869 12 000 1 000 313 500 31 350 172 425 23,51 3,45 17,24 44,20 26,96 31,35 81,14 112,49 156,70 139,46 9,6674 12 000 1 000 381 374 38 137 209 756 28,60 4,20 20,98 53,77 32,80 38,14 87,02 125,16 178,94 157,96 10,3674 12 000 1 000 485 804 48 580 267 192 36,44 5,34 26,72 68,50 41,78 48,58 87,02 135,60 204,10 177,38 10,3678 12 000 1 000 377 200 37 720 207 460 28,29 4,15 20,75 53,19 32,44 37,72 91,73 129,45 182,63 161,89 10,9282 12 000 1 000 455 110 45 511 250 311 34,13 5,01 25,03 64,17 39,14 45,51 96,43 141,94 206,11 181,08 11,4882 12 000 1 000 570 850 57 085 313 968 42,81 6,28 31,40 80,49 49,09 57,09 96,43 153,52 234,01 202,61 11,48

Notes 1)2)3)4)5)6)7)8)9)

10)

2. TWO-WHEEL DRIVE TRACTORS

2.1 Low-power demand

Average investment = (purchase price + salvage value)/2Depreciation cost per hour = (purchase price – salvage value)/life period in hours

Salvage value = 10% of purchase price

Insurance and licence = 2% of average investment/hours per annumInterest cost per hour = 10% of average investment/hours per annumRepairs and maintenance = 120% of purchase price/life period in hoursFuel cost = R9,72 per litreFuel consumption is based on: 60% of kW usedLitres used per kilowatt hour: 0,30Where two prices are listed for tractors with the same kW rating, the higher price is for a tractor with a cab

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Tractor Life Annual Purchase Salvage Average Deprecia- Licence and Interest Tot. fixed Tot. fixed Repairs Fuel Tot. var Total Total costs Fuelpower usage price value investment tion insurance costs costs – int. and maint. cost costs costs excl. interest usage(kW) (h) (h) (R) (R) (R) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) ( /h)18 12 000 1 000 59 633 5 963 32 798 4,47 0,66 3,28 8,41 5,13 5,96 0,00 5,96 14,37 11,09 0,0022 12 000 1 000 78 460 7 846 43 153 5,88 0,86 4,32 11,06 6,75 7,85 0,00 7,85 18,91 14,59 0,0028 12 000 1 000 102 000 10 200 56 100 7,65 1,12 5,61 14,38 8,77 10,20 0,00 10,20 24,58 18,97 0,0030 12 000 1 000 105 950 10 595 58 273 7,95 1,17 5,83 14,94 9,11 10,60 0,00 10,60 25,53 19,71 0,0032 12 000 1 000 101 708 10 171 55 940 7,63 1,12 5,59 14,34 8,75 10,17 0,00 10,17 24,51 18,92 0,0036 12 000 1 000 231 461 23 146 127 304 17,36 2,55 12,73 32,64 19,91 23,15 0,00 23,15 55,78 43,05 0,0041 12 000 1 000 184 125 18 413 101 269 13,81 2,03 10,13 25,96 15,83 18,41 0,00 18,41 44,37 34,25 0,0043 12 000 1 000 218 750 21 875 120 313 16,41 2,41 12,03 30,84 18,81 21,88 0,00 21,88 52,72 40,69 0,0044 12 000 1 000 160 576 16 058 88 317 12,04 1,77 8,83 22,64 13,81 16,06 0,00 16,06 38,70 29,87 0,0048 12 000 1 000 337 347 33 735 185 541 25,30 3,71 18,55 47,57 29,01 33,73 0,00 33,73 81,30 62,75 0,0050 12 000 1 000 223 818 22 382 123 100 16,79 2,46 12,31 31,56 19,25 22,38 0,00 22,38 53,94 41,63 0,0054 12 000 1 000 210 000 21 000 115 500 15,75 2,31 11,55 29,61 18,06 21,00 0,00 21,00 50,61 39,06 0,0055 12 000 1 000 234 349 23 435 128 892 17,58 2,58 12,89 33,04 20,15 23,43 0,00 23,43 56,48 43,59 0,0055 12 000 1 000 285 641 28 564 157 103 21,42 3,14 15,71 40,28 24,57 28,56 0,00 28,56 68,84 53,13 0,0057 12 000 1 000 281 250 28 125 154 688 21,09 3,09 15,47 39,66 24,19 28,13 0,00 28,13 67,78 52,31 0,0057 12 000 1 000 346 705 34 671 190 688 26,00 3,81 19,07 48,89 29,82 34,67 0,00 34,67 83,56 64,49 0,0058 12 000 1 000 314 290 31 429 172 860 23,57 3,46 17,29 44,31 27,03 31,43 0,00 31,43 75,74 58,46 0,0060 12 000 1 000 246 900 24 690 135 795 18,52 2,72 13,58 34,81 21,23 24,69 0,00 24,69 59,50 45,92 0,0063 12 000 1 000 303 621 30 362 166 992 22,77 3,34 16,70 42,81 26,11 30,36 0,00 30,36 73,17 56,47 0,0066 12 000 1 000 255 065 25 507 140 286 19,13 2,81 14,03 35,96 21,94 25,51 0,00 25,51 61,47 47,44 0,0067 12 000 1 000 384 499 38 450 211 474 28,84 4,23 21,15 54,21 33,07 38,45 0,00 38,45 92,66 71,52 0,0069 12 000 1 000 313 500 31 350 172 425 23,51 3,45 17,24 44,20 26,96 31,35 0,00 31,35 75,55 58,31 0,0074 12 000 1 000 381 374 38 137 209 756 28,60 4,20 20,98 53,77 32,80 38,14 0,00 38,14 91,91 70,94 0,0074 12 000 1 000 485 804 48 580 267 192 36,44 5,34 26,72 68,50 41,78 48,58 0,00 48,58 117,08 90,36 0,0078 12 000 1 000 377 200 37 720 207 460 28,29 4,15 20,75 53,19 32,44 37,72 0,00 37,72 90,91 70,16 0,0082 12 000 1 000 455 110 45 511 250 311 34,13 5,01 25,03 64,17 39,14 45,51 0,00 45,51 109,68 84,65 0,0082 12 000 1 000 570 850 57 085 313 968 42,81 6,28 31,40 80,49 49,09 57,09 0,00 57,09 137,57 106,18 0,00

Notes 1)2)3)4)5)6)7) Fuel cost = R9,72 per litre8)9) Litres used per kilowatt hour: 0,30

10)

2.2 Medium-power demand

Where two prices are listed for tractors with the same kW rating, the higher price is for a tractor with a cab

Fuel consumption is based on: 60% of kW used

Repairs and maintenance = 120% of purchase price/life period in hours

Salvage value = 10% of purchase price

Insurance and licence = 2% of average investment/hours per annumInterest cost per hour = 10% of average investment/hours per annum

Average investment = (purchase price + salvage value)/2Depreciation cost per hour = (purchase price – salvage value)/life period in hours

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Tractor Life Annual Purchase Salvage Average Deprecia- Licence and Interest Tot. fixed Tot. fixed Repairs Fuel Tot. var Total Total costs Fuelpower usage price value investment tion insurance costs costs – int. and maint. cost costs costs excl. interest usage(kW) (h) (h) (R) (R) (R) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) ( /h)18 12 000 1 000 59 633 5 963 32 798 4,47 0,66 3,28 8,41 5,13 5,96 0,00 5,96 14,37 11,09 0,0022 12 000 1 000 78 460 7 846 43 153 5,88 0,86 4,32 11,06 6,75 7,85 0,00 7,85 18,91 14,59 0,0028 12 000 1 000 102 000 10 200 56 100 7,65 1,12 5,61 14,38 8,77 10,20 0,00 10,20 24,58 18,97 0,0030 12 000 1 000 105 950 10 595 58 273 7,95 1,17 5,83 14,94 9,11 10,60 0,00 10,60 25,53 19,71 0,0032 12 000 1 000 101 708 10 171 55 940 7,63 1,12 5,59 14,34 8,75 10,17 0,00 10,17 24,51 18,92 0,0036 12 000 1 000 231 461 23 146 127 304 17,36 2,55 12,73 32,64 19,91 23,15 0,00 23,15 55,78 43,05 0,0041 12 000 1 000 184 125 18 413 101 269 13,81 2,03 10,13 25,96 15,83 18,41 0,00 18,41 44,37 34,25 0,0043 12 000 1 000 218 750 21 875 120 313 16,41 2,41 12,03 30,84 18,81 21,88 0,00 21,88 52,72 40,69 0,0044 12 000 1 000 160 576 16 058 88 317 12,04 1,77 8,83 22,64 13,81 16,06 0,00 16,06 38,70 29,87 0,0048 12 000 1 000 337 347 33 735 185 541 25,30 3,71 18,55 47,57 29,01 33,73 0,00 33,73 81,30 62,75 0,0050 12 000 1 000 223 818 22 382 123 100 16,79 2,46 12,31 31,56 19,25 22,38 0,00 22,38 53,94 41,63 0,0054 12 000 1 000 210 000 21 000 115 500 15,75 2,31 11,55 29,61 18,06 21,00 0,00 21,00 50,61 39,06 0,0055 12 000 1 000 234 349 23 435 128 892 17,58 2,58 12,89 33,04 20,15 23,43 0,00 23,43 56,48 43,59 0,0055 12 000 1 000 285 641 28 564 157 103 21,42 3,14 15,71 40,28 24,57 28,56 0,00 28,56 68,84 53,13 0,0057 12 000 1 000 281 250 28 125 154 688 21,09 3,09 15,47 39,66 24,19 28,13 0,00 28,13 67,78 52,31 0,0057 12 000 1 000 346 705 34 671 190 688 26,00 3,81 19,07 48,89 29,82 34,67 0,00 34,67 83,56 64,49 0,0058 12 000 1 000 314 290 31 429 172 860 23,57 3,46 17,29 44,31 27,03 31,43 0,00 31,43 75,74 58,46 0,0060 12 000 1 000 246 900 24 690 135 795 18,52 2,72 13,58 34,81 21,23 24,69 0,00 24,69 59,50 45,92 0,0063 12 000 1 000 303 621 30 362 166 992 22,77 3,34 16,70 42,81 26,11 30,36 0,00 30,36 73,17 56,47 0,0066 12 000 1 000 255 065 25 507 140 286 19,13 2,81 14,03 35,96 21,94 25,51 0,00 25,51 61,47 47,44 0,0067 12 000 1 000 384 499 38 450 211 474 28,84 4,23 21,15 54,21 33,07 38,45 0,00 38,45 92,66 71,52 0,0069 12 000 1 000 313 500 31 350 172 425 23,51 3,45 17,24 44,20 26,96 31,35 0,00 31,35 75,55 58,31 0,0074 12 000 1 000 381 374 38 137 209 756 28,60 4,20 20,98 53,77 32,80 38,14 0,00 38,14 91,91 70,94 0,0074 12 000 1 000 485 804 48 580 267 192 36,44 5,34 26,72 68,50 41,78 48,58 0,00 48,58 117,08 90,36 0,0078 12 000 1 000 377 200 37 720 207 460 28,29 4,15 20,75 53,19 32,44 37,72 0,00 37,72 90,91 70,16 0,0082 12 000 1 000 455 110 45 511 250 311 34,13 5,01 25,03 64,17 39,14 45,51 0,00 45,51 109,68 84,65 0,0082 12 000 1 000 570 850 57 085 313 968 42,81 6,28 31,40 80,49 49,09 57,09 0,00 57,09 137,57 106,18 0,00

Notes 1)2)3)4)5)6)7) Fuel cost = R9,72 per litre8)9) Litres used per kilowatt hour: 0,30

10)

Insurance and licence = 2% of average investment/hours per annum

2.3 High-power demand

Salvage value = 10% of purchase price

Interest cost per hour = 10% of average investment/hours per annumRepairs and maintenance = 120% of purchase price/life period in hours

Fuel consumption is based on: 60% of kW used

Average investment = (purchase price + salvage value)/2Depreciation cost per hour = (purchase price – salvage value)/life period in hours

Where two prices are listed for tractors with the same kW rating, the higher price is for a tractor with a cab

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Tractor Life Annual Purchase Salvage Average Deprecia- Licence and Interest Tot. fixed Tot. fixed Repairs Fuel Tot. var Total Total costs Fuelpower usage price value investment tion insurance costs costs – int. and maint. cost costs costs excl. interest usage(kW) (h) (h) (R) (R) (R) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) ( /h)11 12 000 1 000 110 000 11 000 60 500 8,25 1,21 6,05 15,51 9,46 11,00 0,00 11,00 26,51 20,46 0,0016 12 000 1 000 150 095 15 010 82 552 11,26 1,65 8,26 21,16 12,91 15,01 0,00 15,01 36,17 27,92 0,0018 12 000 1 000 139 400 13 940 76 670 10,46 1,53 7,67 19,66 11,99 13,94 0,00 13,94 33,60 25,93 0,0020 12 000 1 000 217 059 21 706 119 382 16,28 2,39 11,94 30,61 18,67 21,71 0,00 21,71 52,31 40,37 0,0023 12 000 1 000 203 648 20 365 112 006 15,27 2,24 11,20 28,71 17,51 20,36 0,00 20,36 49,08 37,88 0,0029 12 000 1 000 165 000 16 500 90 750 12,38 1,82 9,08 23,27 14,19 16,50 0,00 16,50 39,77 30,69 0,0031 12 000 1 000 239 203 23 920 131 562 17,94 2,63 13,16 33,73 20,57 23,92 0,00 23,92 57,65 44,49 0,0034 12 000 1 000 161 700 16 170 88 935 12,13 1,78 8,89 22,80 13,91 16,17 0,00 16,17 38,97 30,08 0,0035 12 000 1 000 203 950 20 395 112 173 15,30 2,24 11,22 28,76 17,54 20,40 0,00 20,40 49,15 37,93 0,0041 12 000 1 000 233 917 23 392 128 654 17,54 2,57 12,87 32,98 20,12 23,39 0,00 23,39 56,37 43,51 0,0043 12 000 1 000 294 917 29 492 162 204 22,12 3,24 16,22 41,58 25,36 29,49 0,00 29,49 71,07 54,85 0,0044 12 000 1 000 195 506 19 551 107 528 14,66 2,15 10,75 27,57 16,81 19,55 0,00 19,55 47,12 36,36 0,0050 12 000 1 000 268 750 26 875 147 813 20,16 2,96 14,78 37,89 23,11 26,88 0,00 26,88 64,77 49,99 0,0051 12 000 1 000 210 000 21 000 115 500 15,75 2,31 11,55 29,61 18,06 21,00 0,00 21,00 50,61 39,06 0,0052 12 000 1 000 228 481 22 848 125 665 17,14 2,51 12,57 32,22 19,65 22,85 0,00 22,85 55,06 42,50 0,0055 12 000 1 000 274 754 27 475 151 115 20,61 3,02 15,11 38,74 23,63 27,48 0,00 27,48 66,22 51,10 0,0057 12 000 1 000 318 750 31 875 175 313 23,91 3,51 17,53 44,94 27,41 31,88 0,00 31,88 76,82 59,29 0,0058 12 000 1 000 314 290 31 429 172 860 23,57 3,46 17,29 44,31 27,03 31,43 0,00 31,43 75,74 58,46 0,0060 12 000 1 000 320 946 32 095 176 520 24,07 3,53 17,65 45,25 27,60 32,09 0,00 32,09 77,35 59,70 0,0061 12 000 1 000 395 217 39 522 217 369 29,64 4,35 21,74 55,73 33,99 39,52 0,00 39,52 95,25 73,51 0,0063 12 000 1 000 437 644 43 764 240 704 32,82 4,81 24,07 61,71 37,64 43,76 0,00 43,76 105,47 81,40 0,0067 12 000 1 000 421 913 42 191 232 052 31,64 4,64 23,21 59,49 36,28 42,19 0,00 42,19 101,68 78,48 0,0073 12 000 1 000 446 511 44 651 245 581 33,49 4,91 24,56 62,96 38,40 44,65 0,00 44,65 107,61 83,05 0,0078 12 000 1 000 781 560 78 156 429 858 58,62 8,60 42,99 110,20 67,21 78,16 0,00 78,16 188,36 145,37 0,0082 12 000 1 000 559 244 55 924 307 584 41,94 6,15 30,76 78,85 48,09 55,92 0,00 55,92 134,78 104,02 0,0083 12 000 1 000 589 829 58 983 324 406 44,24 6,49 32,44 83,17 50,73 58,98 0,00 58,98 142,15 109,71 0,0087 12 000 1 000 632 500 63 250 347 875 47,44 6,96 34,79 89,18 54,40 63,25 0,00 63,25 152,43 117,65 0,0093 12 000 1 000 661 575 66 158 363 866 49,62 7,28 36,39 93,28 56,90 66,16 0,00 66,16 159,44 123,05 0,0098 12 000 1 000 558 000 55 800 306 900 41,85 6,14 30,69 78,68 47,99 55,80 0,00 55,80 134,48 103,79 0,00102 12 000 1 000 756 250 75 625 415 938 56,72 8,32 41,59 106,63 65,04 75,63 0,00 75,63 182,26 140,66 0,00106 12 000 1 000 990 000 99 000 544 500 74,25 10,89 54,45 139,59 85,14 99,00 0,00 99,00 238,59 184,14 0,00116 12 000 1 000 730 650 73 065 401 858 54,80 8,04 40,19 103,02 62,84 73,07 0,00 73,07 176,09 135,90 0,00123 12 000 1 000 958 042 95 804 526 923 71,85 10,54 52,69 135,08 82,39 95,80 0,00 95,80 230,89 178,20 0,00

Notes 1)2)3)4)5)

3.1 Low-power demand

Salvage value = 10% of purchase price

3. FOUR-WHEEL DRIVE TRACTORS

Insurance and licence = 2% of average investment/hours per annumInterest cost per hour = 10% of average investment/hours per annum

Average investment = (purchase price + salvage value)/2Depreciation cost per hour = (purchase price – salvage value)/life period in hours

6)7) Fuel cost = R9,72 per litre8)9) Litres used per kilowatt hour: 0,30

10)

Repairs and maintenance = 120% of purchase price/life period in hours

Fuel consumption is based on: 60% of kW used

Where two prices are listed for tractors with the same kW rating, the higher price is for a tractor with a cab

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Tractor Life Annual Purchase Salvage Average Deprecia- Licence and Interest Tot. fixed Tot. fixed Repairs Fuel Tot. var Total Total costs Fuelpower usage price value investment tion insurance costs costs – int. and maint. cost costs costs excl. interest usage(kW) (h) (h) (R) (R) (R) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) ( /h)136 12 000 1 000 1102 428 110 243 606 335 82,68 12,13 60,63 155,44 94,81 110,24 0,00 110,24 265,69 205,05 0,00145 12 000 1 000 1175 275 117 528 646 401 88,15 12,93 64,64 165,71 101,07 117,53 0,00 117,53 283,24 218,60 0,00157 12 000 1 000 1162 993 116 299 639 646 87,22 12,79 63,96 163,98 100,02 116,30 0,00 116,30 280,28 216,32 0,00163 12 000 1 000 1360 000 136 000 748 000 102,00 14,96 74,80 191,76 116,96 136,00 0,00 136,00 327,76 252,96 0,00173 12 000 1 000 1865 976 186 598 1026 287 139,95 20,53 102,63 263,10 160,47 186,60 0,00 186,60 449,70 347,07 0,00186 12 000 1 000 1390 300 139 030 764 665 104,27 15,29 76,47 196,03 119,57 139,03 0,00 139,03 335,06 258,60 0,00198 12 000 1 000 2048 911 204 891 1126 901 153,67 22,54 112,69 288,90 176,21 204,89 0,00 204,89 493,79 381,10 0,00205 12 000 1 000 1592 580 159 258 875 919 119,44 17,52 87,59 224,55 136,96 159,26 0,00 159,26 383,81 296,22 0,00217 12 000 1 000 2238 971 223 897 1231 434 167,92 24,63 123,14 315,69 192,55 223,90 0,00 223,90 539,59 416,45 0,00230 12 000 1 000 2196 064 219 606 1207 835 164,70 24,16 120,78 309,65 188,86 219,61 0,00 219,61 529,25 408,47 0,00235 12 000 1 000 2017 000 201 700 1109 350 151,28 22,19 110,94 284,40 173,46 201,70 0,00 201,70 486,10 375,16 0,00246 12 000 1 000 2183 610 218 361 1200 986 163,77 24,02 120,10 307,89 187,79 218,36 0,00 218,36 526,25 406,15 0,00283 12 000 1 000 2976 373 297 637 1637 005 223,23 32,74 163,70 419,67 255,97 297,64 0,00 297,64 717,31 553,61 0,00317 12 000 1 000 2493 473 249 347 1371 410 187,01 27,43 137,14 351,58 214,44 249,35 0,00 249,35 600,93 463,79 0,00325 12 000 1 000 2913 200 291 320 1602 260 218,49 32,05 160,23 410,76 250,54 291,32 0,00 291,32 702,08 541,86 0,00354 12 000 1 000 3234 023 323 402 1778 713 242,55 35,57 177,87 456,00 278,13 323,40 0,00 323,40 779,40 601,53 0,00362 12 000 1 000 3517 690 351 769 1934 730 263,83 38,69 193,47 495,99 302,52 351,77 0,00 351,77 847,76 654,29 0,00395 12 000 1 000 3410 191 341 019 1875 605 255,76 37,51 187,56 480,84 293,28 341,02 0,00 341,02 821,86 634,30 0,00399 12 000 1 000 3299 600 329 960 1814 780 247,47 36,30 181,48 465,24 283,77 329,96 0,00 329,96 795,20 613,73 0,00

Notes 1)2)3)4)5)6)7) Fuel cost = R9,72 per litre8)9) Litres used per kilowatt hour: 0,30

10)

Average investment = (purchase price + salvage value)/2Depreciation cost per hour = (purchase price – salvage value)/life period in hours

Where two prices are listed for tractors with the same kW rating, the higher price is for a tractor with a cab

Fuel consumption is based on: 60% of kW used

Salvage value = 10% of purchase price

Insurance and licence = 2% of average investment/hours per annumInterest cost per hour = 10% of average investment/hours per annumRepairs and maintenance = 120% of purchase price/life period in hours

3.1 Low-power demand (cont.)

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Tractor Life Annual Purchase Salvage Average Deprecia- Licence and Interest Tot. fixed Tot. fixed Repairs Fuel Tot. var Total Total costs Fuelpower usage price value investment tion insurance costs costs – int. and maint. cost costs costs excl. interest usage(kW) (h) (h) (R) (R) (R) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) ( /h)11 12 000 1 000 110 000 11 000 60 500 8,25 1,21 6,05 15,51 9,46 11,00 14,55 25,55 41,06 35,01 1,7316 12 000 1 000 150 095 15 010 82 552 11,26 1,65 8,26 21,16 12,91 15,01 21,17 36,18 57,34 49,09 2,5218 12 000 1 000 139 400 13 940 76 670 10,46 1,53 7,67 19,66 11,99 13,94 23,81 37,75 57,41 49,74 2,8420 12 000 1 000 217 059 21 706 119 382 16,28 2,39 11,94 30,61 18,67 21,71 26,46 48,17 78,77 66,83 3,1523 12 000 1 000 203 648 20 365 112 006 15,27 2,24 11,20 28,71 17,51 20,36 30,43 50,79 79,51 68,31 3,6229 12 000 1 000 165 000 16 500 90 750 12,38 1,82 9,08 23,27 14,19 16,50 38,37 54,87 78,13 69,06 4,5731 12 000 1 000 239 203 23 920 131 562 17,94 2,63 13,16 33,73 20,57 23,92 41,01 64,93 98,66 85,50 4,8834 12 000 1 000 161 700 16 170 88 935 12,13 1,78 8,89 22,80 13,91 16,17 44,98 61,15 83,95 75,06 5,3635 12 000 1 000 203 950 20 395 112 173 15,30 2,24 11,22 28,76 17,54 20,40 46,31 66,70 95,46 84,24 5,5141 12 000 1 000 233 917 23 392 128 654 17,54 2,57 12,87 32,98 20,12 23,39 54,24 77,63 110,62 97,75 6,4643 12 000 1 000 294 917 29 492 162 204 22,12 3,24 16,22 41,58 25,36 29,49 56,89 86,38 127,96 111,74 6,7744 12 000 1 000 195 506 19 551 107 528 14,66 2,15 10,75 27,57 16,81 19,55 58,21 77,76 105,33 94,58 6,9350 12 000 1 000 268 750 26 875 147 813 20,16 2,96 14,78 37,89 23,11 26,88 66,15 93,03 130,92 116,14 7,8851 12 000 1 000 210 000 21 000 115 500 15,75 2,31 11,55 29,61 18,06 21,00 67,47 88,47 118,08 106,53 8,0352 12 000 1 000 228 481 22 848 125 665 17,14 2,51 12,57 32,22 19,65 22,85 68,80 91,64 123,86 111,29 8,1955 12 000 1 000 274 754 27 475 151 115 20,61 3,02 15,11 38,74 23,63 27,48 72,77 100,24 138,98 123,87 8,6657 12 000 1 000 318 750 31 875 175 313 23,91 3,51 17,53 44,94 27,41 31,88 75,41 107,29 152,23 134,70 8,9858 12 000 1 000 314 290 31 429 172 860 23,57 3,46 17,29 44,31 27,03 31,43 76,73 108,16 152,48 135,19 9,1460 12 000 1 000 320 946 32 095 176 520 24,07 3,53 17,65 45,25 27,60 32,09 79,38 111,47 156,73 139,08 9,4561 12 000 1 000 395 217 39 522 217 369 29,64 4,35 21,74 55,73 33,99 39,52 80,70 120,22 175,95 154,21 9,6163 12 000 1 000 437 644 43 764 240 704 32,82 4,81 24,07 61,71 37,64 43,76 83,35 127,11 188,82 164,75 9,9267 12 000 1 000 421 913 42 191 232 052 31,64 4,64 23,21 59,49 36,28 42,19 88,64 130,83 190,32 167,12 10,5573 12 000 1 000 446 511 44 651 245 581 33,49 4,91 24,56 62,96 38,40 44,65 96,58 141,23 204,19 179,63 11,5078 12 000 1 000 781 560 78 156 429 858 58,62 8,60 42,99 110,20 67,21 78,16 103,19 181,35 291,55 248,56 12,2982 12 000 1 000 559 244 55 924 307 584 41,94 6,15 30,76 78,85 48,09 55,92 108,49 164,41 243,26 212,51 12,9283 12 000 1 000 589 829 58 983 324 406 44,24 6,49 32,44 83,17 50,73 58,98 109,81 168,79 251,96 219,52 13,0787 12 000 1 000 632 500 63 250 347 875 47,44 6,96 34,79 89,18 54,40 63,25 115,10 178,35 267,53 232,75 13,7093 12 000 1 000 661 575 66 158 363 866 49,62 7,28 36,39 93,28 56,90 66,16 123,04 189,20 282,48 246,09 14,6598 12 000 1 000 558 000 55 800 306 900 41,85 6,14 30,69 78,68 47,99 55,80 129,65 185,45 264,13 233,44 15,44

102 12 000 1 000 756 250 75 625 415 938 56,72 8,32 41,59 106,63 65,04 75,63 134,95 210,57 317,20 275,61 16,07106 12 000 1 000 990 000 99 000 544 500 74,25 10,89 54,45 139,59 85,14 99,00 140,24 239,24 378,83 324,38 16,70116 12 000 1 000 730 650 73 065 401 858 54,80 8,04 40,19 103,02 62,84 73,07 153,47 226,53 329,55 289,37 18,27123 12 000 1 000 958 042 95 804 526 923 71,85 10,54 52,69 135,08 82,39 95,80 162,73 258,53 393,62 340,92 19,37136 12 000 1 000 1102 428 110 243 606 335 82,68 12,13 60,63 155,44 94,81 110,24 179,93 290,17 445,61 384,98 21,42

Notes 1)2)3)4)5)6)7)

3.2 Medium-power demand

Repairs and maintenance = 120% of purchase price/life period in hours

Depreciation cost per hour = (purchase price – salvage value)/life period in hoursInsurance and licence = 2% of average investment/hours per annumInterest cost per hour = 10% of average investment/hours per annum

Salvage value = 10% of purchase price Average investment = (purchase price + salvage value)/2

Fuel cost = R9,72 per litre8)9)

10) Where two prices are listed for tractors with the same kW rating, the higher price is for a tractor with a cabLitres used per kilowatt hour: 0,30Fuel consumption is based on: 60% of kW used

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Tractor Life Annual Purchase Salvage Average Deprecia- Licence and Interest Tot. fixed Tot. fixed Repairs Fuel Tot. var Total Total costs Fuelpower usage price value investment tion insurance costs costs – int. and maint. cost costs costs excl. interest usage(kW) (h) (h) (R) (R) (R) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) ( /h)145 12 000 1 000 1175 275 117 528 646 401 88,15 12,93 64,64 165,71 101,07 117,53 191,84 309,36 475,08 410,44 22,84157 12 000 1 000 1162 993 116 299 639 646 87,22 12,79 63,96 163,98 100,02 116,30 207,71 324,01 487,99 424,03 24,73163 12 000 1 000 1360 000 136 000 748 000 102,00 14,96 74,80 191,76 116,96 136,00 215,65 351,65 543,41 468,61 25,67173 12 000 1 000 1865 976 186 598 1026 287 139,95 20,53 102,63 263,10 160,47 186,60 228,88 415,48 678,58 575,95 27,25186 12 000 1 000 1390 300 139 030 764 665 104,27 15,29 76,47 196,03 119,57 139,03 246,08 385,11 581,14 504,67 29,30198 12 000 1 000 2048 911 204 891 1126 901 153,67 22,54 112,69 288,90 176,21 204,89 261,95 466,85 755,74 643,05 31,19205 12 000 1 000 1592 580 159 258 875 919 119,44 17,52 87,59 224,55 136,96 159,26 271,22 430,47 655,03 567,43 32,29217 12 000 1 000 2238 971 223 897 1231 434 167,92 24,63 123,14 315,69 192,55 223,90 287,09 510,99 826,68 703,54 34,18230 12 000 1 000 2196 064 219 606 1207 835 164,70 24,16 120,78 309,65 188,86 219,61 304,29 523,90 833,54 712,76 36,23235 12 000 1 000 2017 000 201 700 1109 350 151,28 22,19 110,94 284,40 173,46 201,70 310,91 512,61 797,00 686,07 37,01246 12 000 1 000 2183 610 218 361 1200 986 163,77 24,02 120,10 307,89 187,79 218,36 325,46 543,82 851,71 731,61 38,75283 12 000 1 000 2976 373 297 637 1637 005 223,23 32,74 163,70 419,67 255,97 297,64 374,41 672,05 1091,71 928,01 44,57317 12 000 1 000 2493 473 249 347 1371 410 187,01 27,43 137,14 351,58 214,44 249,35 419,39 668,74 1020,32 883,18 49,93325 12 000 1 000 2913 200 291 320 1602 260 218,49 32,05 160,23 410,76 250,54 291,32 429,98 721,30 1132,06 971,83 51,19354 12 000 1 000 3234 023 323 402 1778 713 242,55 35,57 177,87 456,00 278,13 323,40 468,34 791,74 1247,74 1069,87 55,76362 12 000 1 000 3517 690 351 769 1934 730 263,83 38,69 193,47 495,99 302,52 351,77 478,93 830,70 1326,69 1133,22 57,02395 12 000 1 000 3410 191 341 019 1875 605 255,76 37,51 187,56 480,84 293,28 341,02 522,59 863,60 1344,44 1156,88 62,21399 12 000 1 000 3299 600 329 960 1814 780 247,47 36,30 181,48 465,24 283,77 329,96 527,88 857,84 1323,08 1141,60 62,84

Notes 1)2)3)4)5)6)7) Fuel cost = R9,72 per litre8)9) Litres used per kilowatt hour: 0,30

10)

Interest cost per hour = 10% of average investment/hours per annumInsurance and licence = 2% of average investment/hours per annum

Average investment = (purchase price + salvage value)/2

3.2 Medium-power demand (cont.)

Depreciation cost per hour = (purchase price – salvage value)/life period in hours

Salvage value = 10% of purchase price

Repairs and maintenance = 120% of purchase price/life period in hours

Fuel consumption is based on: 60% of kW used

Where two prices are listed for tractors with the same kW rating, the higher price is for a tractor with a cab.

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Tractor Life Annual Purchase Salvage Average Deprecia- Licence and Interest Tot. fixed Tot. fixed Repairs Fuel Tot. var Total Total costs Fuelpower usage price value investment tion insurance costs costs – int. and maint. cost costs costs excl. interest usage(kW) (h) (h) (R) (R) (R) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) ( /h)11 12 000 1 000 110 000 11 000 60 500 8,25 1,21 6,05 15,51 9,46 11,00 16,63 27,63 43,14 37,09 1,9816 12 000 1 000 150 095 15 010 82 552 11,26 1,65 8,26 21,16 12,91 15,01 24,19 39,20 60,36 52,11 2,8818 12 000 1 000 139 400 13 940 76 670 10,46 1,53 7,67 19,66 11,99 13,94 27,22 41,16 60,81 53,14 3,2420 12 000 1 000 217 059 21 706 119 382 16,28 2,39 11,94 30,61 18,67 21,71 30,24 51,95 82,55 70,61 3,6023 12 000 1 000 203 648 20 365 112 006 15,27 2,24 11,20 28,71 17,51 20,36 34,78 55,14 83,86 72,65 4,1429 12 000 1 000 165 000 16 500 90 750 12,38 1,82 9,08 23,27 14,19 16,50 43,85 60,35 83,61 74,54 5,2231 12 000 1 000 239 203 23 920 131 562 17,94 2,63 13,16 33,73 20,57 23,92 46,87 70,79 104,52 91,36 5,5834 12 000 1 000 161 700 16 170 88 935 12,13 1,78 8,89 22,80 13,91 16,17 51,41 67,58 90,38 81,48 6,1235 12 000 1 000 203 950 20 395 112 173 15,30 2,24 11,22 28,76 17,54 20,40 52,92 73,32 102,07 90,85 6,3041 12 000 1 000 233 917 23 392 128 654 17,54 2,57 12,87 32,98 20,12 23,39 61,99 85,38 118,37 105,50 7,3843 12 000 1 000 294 917 29 492 162 204 22,12 3,24 16,22 41,58 25,36 29,49 65,02 94,51 136,09 119,87 7,7444 12 000 1 000 195 506 19 551 107 528 14,66 2,15 10,75 27,57 16,81 19,55 66,53 86,08 113,64 102,89 7,9250 12 000 1 000 268 750 26 875 147 813 20,16 2,96 14,78 37,89 23,11 26,88 75,60 102,48 140,37 125,59 9,0051 12 000 1 000 210 000 21 000 115 500 15,75 2,31 11,55 29,61 18,06 21,00 77,11 98,11 127,72 116,17 9,1852 12 000 1 000 228 481 22 848 125 665 17,14 2,51 12,57 32,22 19,65 22,85 78,62 101,47 133,69 121,12 9,3655 12 000 1 000 274 754 27 475 151 115 20,61 3,02 15,11 38,74 23,63 27,48 83,16 110,64 149,38 134,26 9,9057 12 000 1 000 318 750 31 875 175 313 23,91 3,51 17,53 44,94 27,41 31,88 86,18 118,06 163,00 145,47 10,2658 12 000 1 000 314 290 31 429 172 860 23,57 3,46 17,29 44,31 27,03 31,43 87,70 119,13 163,44 146,15 10,4460 12 000 1 000 320 946 32 095 176 520 24,07 3,53 17,65 45,25 27,60 32,09 90,72 122,81 168,07 150,42 10,8061 12 000 1 000 395 217 39 522 217 369 29,64 4,35 21,74 55,73 33,99 39,52 92,23 131,75 187,48 165,74 10,9863 12 000 1 000 437 644 43 764 240 704 32,82 4,81 24,07 61,71 37,64 43,76 95,26 139,02 200,73 176,66 11,3467 12 000 1 000 421 913 42 191 232 052 31,64 4,64 23,21 59,49 36,28 42,19 101,30 143,50 202,99 179,78 12,0673 12 000 1 000 446 511 44 651 245 581 33,49 4,91 24,56 62,96 38,40 44,65 110,38 155,03 217,99 193,43 13,1478 12 000 1 000 781 560 78 156 429 858 58,62 8,60 42,99 110,20 67,21 78,16 117,94 196,09 306,29 263,31 14,0482 12 000 1 000 559 244 55 924 307 584 41,94 6,15 30,76 78,85 48,09 55,92 123,98 179,91 258,76 228,00 14,7683 12 000 1 000 589 829 58 983 324 406 44,24 6,49 32,44 83,17 50,73 58,98 125,50 184,48 267,64 235,20 14,9487 12 000 1 000 632 500 63 250 347 875 47,44 6,96 34,79 89,18 54,40 63,25 131,54 194,79 283,98 249,19 15,6693 12 000 1 000 661 575 66 158 363 866 49,62 7,28 36,39 93,28 56,90 66,16 140,62 206,77 300,06 263,67 16,7498 12 000 1 000 558 000 55 800 306 900 41,85 6,14 30,69 78,68 47,99 55,80 148,18 203,98 282,65 251,96 17,64

102 12 000 1 000 756 250 75 625 415 938 56,72 8,32 41,59 106,63 65,04 75,63 154,22 229,85 336,48 294,89 18,36106 12 000 1 000 990 000 99 000 544 500 74,25 10,89 54,45 139,59 85,14 99,00 160,27 259,27 398,86 344,41 19,08116 12 000 1 000 730 650 73 065 401 858 54,80 8,04 40,19 103,02 62,84 73,07 175,39 248,46 351,48 311,29 20,88123 12 000 1 000 958 042 95 804 526 923 71,85 10,54 52,69 135,08 82,39 95,80 185,98 281,78 416,86 364,17 22,14136 12 000 1 000 1102 428 110 243 606 335 82,68 12,13 60,63 155,44 94,81 110,24 205,63 315,87 471,32 410,68 24,48

Notes 1)2)3)4)5)6)7) Fuel cost = R9,72 per litre

3.3 High-power demand

Salvage value = 10% of purchase price

Insurance and licence = 2% of average investment/hours per annumInterest cost per hour = 10% of average investment/hours per annumRepairs and maintenance = 120% of purchase price/life period in hours

Average investment = (purchase price + salvage value)/2Depreciation cost per hour = (purchase price – salvage value)/life period in hours

8)9) Litres used per kilowatt hour: 0,30

10) Where two prices are listed for tractors with the same kW rating, the higher price is for a tractor with a cab

Fuel consumption is based on: 60% of kW used

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Tractor Life Annual Purchase Salvage Average Deprecia- Licence and Interest Tot. fixed Tot. fixed Repairs Fuel Tot. var Total Total costs Fuelpower usage price value investment tion insurance costs costs – int. and maint. cost costs costs excl. interest usage(kW) (h) (h) (R) (R) (R) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) ( /h)145 12 000 1 000 1175 275 117 528 646 401 88,15 12,93 64,64 165,71 101,07 117,53 219,24 336,77 502,48 437,84 26,10157 12 000 1 000 1162 993 116 299 639 646 87,22 12,79 63,96 163,98 100,02 116,30 237,38 353,68 517,67 453,70 28,26163 12 000 1 000 1360 000 136 000 748 000 102,00 14,96 74,80 191,76 116,96 136,00 246,46 382,46 574,22 499,42 29,34173 12 000 1 000 1865 976 186 598 1026 287 139,95 20,53 102,63 263,10 160,47 186,60 261,58 448,17 711,28 608,65 31,14186 12 000 1 000 1390 300 139 030 764 665 104,27 15,29 76,47 196,03 119,57 139,03 281,23 420,26 616,29 539,83 33,48198 12 000 1 000 2048 911 204 891 1126 901 153,67 22,54 112,69 288,90 176,21 204,89 299,38 504,27 793,16 680,47 35,64205 12 000 1 000 1592 580 159 258 875 919 119,44 17,52 87,59 224,55 136,96 159,26 309,96 469,22 693,77 606,18 36,90217 12 000 1 000 2238 971 223 897 1231 434 167,92 24,63 123,14 315,69 192,55 223,90 328,10 552,00 867,70 744,55 39,06230 12 000 1 000 2196 064 219 606 1207 835 164,70 24,16 120,78 309,65 188,86 219,61 347,76 567,37 877,01 756,23 41,40235 12 000 1 000 2017 000 201 700 1109 350 151,28 22,19 110,94 284,40 173,46 201,70 355,32 557,02 841,42 730,48 42,30246 12 000 1 000 2183 610 218 361 1200 986 163,77 24,02 120,10 307,89 187,79 218,36 371,95 590,31 898,20 778,10 44,28283 12 000 1 000 2976 373 297 637 1637 005 223,23 32,74 163,70 419,67 255,97 297,64 427,90 725,53 1145,20 981,50 50,94317 12 000 1 000 2493 473 249 347 1371 410 187,01 27,43 137,14 351,58 214,44 249,35 479,30 728,65 1080,23 943,09 57,06325 12 000 1 000 2913 200 291 320 1602 260 218,49 32,05 160,23 410,76 250,54 291,32 491,40 782,72 1193,48 1033,26 58,50354 12 000 1 000 3234 023 323 402 1778 713 242,55 35,57 177,87 456,00 278,13 323,40 535,25 858,65 1314,65 1136,78 63,72362 12 000 1 000 3517 690 351 769 1934 730 263,83 38,69 193,47 495,99 302,52 351,77 547,34 899,11 1395,11 1201,63 65,16395 12 000 1 000 3410 191 341 019 1875 605 255,76 37,51 187,56 480,84 293,28 341,02 597,24 938,26 1419,10 1231,54 71,10399 12 000 1 000 3299 600 329 960 1814 780 247,47 36,30 181,48 465,24 283,77 329,96 603,29 933,25 1398,49 1217,01 71,82

Notes 1)2)3)4)5)6)7)8)9)

10) Where two prices are listed for tractors with the same kW rating, the higher price is for a tractor with a cabLitres used per kilowatt hour: 0,30

Depreciation cost per hour = (purchase price – salvage value)/life period in hours

3.3 High-power demand (cont. )

Average investment = (purchase price + salvage value)/2

Fuel consumption is based on: 60% of kW used

Salvage value = 10% of purchase price

Insurance and licence = 2% of average investment/hours per annumInterest cost per hour = 10% of average investment/hours per annumRepairs and maintenance = 120% of purchase price/life period in hoursFuel cost = R9,72 per litre

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4. TWO - WHEEL DRIVE TRACTORS : ORCHARDS

Tractor Life Annual Purchase Salvage Average Deprecia- Licence and Interest Tot. fixed Tot. fixed Repairs Fuel Tot. var Total Total costs Fuelpower usage price value investment tion insurance costs costs – int. and maint. cost costs costs excl. interest usage(kW) (h) (h) (R) (R) (R) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) ( /h)

Orchard37 12 000 1 000 145 000 14 500 79 750 10,88 1,60 7,98 20,45 12,47 14,50 0,00 14,50 34,95 26,97 0,0041 12 000 1 000 182 160 18 216 100 188 13,66 2,00 10,02 25,68 15,67 18,22 0,00 18,22 43,90 33,88 0,0043 12 000 1 000 237 500 23 750 130 625 17,81 2,61 13,06 33,49 20,43 23,75 0,00 23,75 57,24 44,18 0,0048 12 000 1 000 243 750 24 375 134 063 18,28 2,68 13,41 34,37 20,96 24,38 0,00 24,38 58,74 45,34 0,0049 12 000 1 000 332 191 33 219 182 705 24,91 3,65 18,27 46,84 28,57 33,22 0,00 33,22 80,06 61,79 0,0049 12 000 1 000 415 105 41 511 228 308 31,13 4,57 22,83 58,53 35,70 41,51 0,00 41,51 100,04 77,21 0,0051 12 000 1 000 253 250 25 325 139 288 18,99 2,79 13,93 35,71 21,78 25,33 0,00 25,33 61,03 47,10 0,0051 12 000 1 000 292 500 29 250 160 875 21,94 3,22 16,09 41,24 25,16 29,25 0,00 29,25 70,49 54,41 0,0052 12 000 1 000 347 500 34 750 191 125 26,06 3,82 19,11 49,00 29,89 34,75 0,00 34,75 83,75 64,64 0,0054 12 000 1 000 342 536 34 254 188 395 25,69 3,77 18,84 48,30 29,46 34,25 0,00 34,25 82,55 63,71 0,0057 12 000 1 000 331 175 33 118 182 146 24,84 3,64 18,21 46,70 28,48 33,12 0,00 33,12 79,81 61,60 0,0057 12 000 1 000 377 500 37 750 207 625 28,31 4,15 20,76 53,23 32,47 37,75 0,00 37,75 90,98 70,22 0,0060 12 000 1 000 213 503 21 350 117 427 16,01 2,35 11,74 30,10 18,36 21,35 0,00 21,35 51,45 39,71 0,0060 12 000 1 000 342 710 34 271 188 491 25,70 3,77 18,85 48,32 29,47 34,27 0,00 34,27 82,59 63,74 0,0065 12 000 1 000 409 375 40 938 225 156 30,70 4,50 22,52 57,72 35,21 40,94 0,00 40,94 98,66 76,14 0,0069 12 000 1 000 545 600 54 560 300 080 40,92 6,00 30,01 76,93 46,92 54,56 0,00 54,56 131,49 101,48 0,00

Notes 1)2)3)4)5)6)7) Fuel cost = R9,72 per litre8)9) Litres used per kilowatt hour: 0,30

10)

Insurance and licence = 2% of average investment/hours per annumInterest cost per hour = 10% of average investment/hours per annumRepairs and maintenance = 120% of purchase price/life period in hours

Depreciation cost per hour = (purchase price – salvage value)/life period in hoursAverage investment = (purchase price + salvage value)/2Salvage value = 10% of purchase price

4.1 Low-power demand

Fuel consumption is based on: 60% of kW used

Where two prices are listed for tractors with the same kW rating, the higher price is for a tractor with a cab

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Tractor Life Annual Purchase Salvage Average Deprecia- Licence and Interest Tot. fixed Tot. fixed Repairs Fuel Tot. var Total Total costs Fuelpower usage price value investment tion insurance costs costs – int. and maint. cost costs costs excl. interest usage(kW) (h) (h) (R) (R) (R) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) ( /h)

Orchard37 12 000 1 000 145 000 14 500 79 750 10,88 1,60 7,98 20,45 12,47 14,50 0,00 14,50 34,95 26,97 0,0041 12 000 1 000 182 160 18 216 100 188 13,66 2,00 10,02 25,68 15,67 18,22 0,00 18,22 43,90 33,88 0,0043 12 000 1 000 237 500 23 750 130 625 17,81 2,61 13,06 33,49 20,43 23,75 0,00 23,75 57,24 44,18 0,0048 12 000 1 000 243 750 24 375 134 063 18,28 2,68 13,41 34,37 20,96 24,38 0,00 24,38 58,74 45,34 0,0049 12 000 1 000 332 191 33 219 182 705 24,91 3,65 18,27 46,84 28,57 33,22 0,00 33,22 80,06 61,79 0,0049 12 000 1 000 415 105 41 511 228 308 31,13 4,57 22,83 58,53 35,70 41,51 0,00 41,51 100,04 77,21 0,0051 12 000 1 000 253 250 25 325 139 288 18,99 2,79 13,93 35,71 21,78 25,33 0,00 25,33 61,03 47,10 0,0048 12 000 1 000 292 500 29 250 160 875 21,94 3,22 16,09 41,24 25,16 29,25 0,00 29,25 70,49 54,41 0,0052 12 000 1 000 347 500 34 750 191 125 26,06 3,82 19,11 49,00 29,89 34,75 0,00 34,75 83,75 64,64 0,0054 12 000 1 000 342 536 34 254 188 395 25,69 3,77 18,84 48,30 29,46 34,25 0,00 34,25 82,55 63,71 0,0057 12 000 1 000 331 175 33 118 182 146 24,84 3,64 18,21 46,70 28,48 33,12 0,00 33,12 79,81 61,60 0,0057 12 000 1 000 377 500 37 750 207 625 28,31 4,15 20,76 53,23 32,47 37,75 0,00 37,75 90,98 70,22 0,0060 12 000 1 000 213 503 21 350 117 427 16,01 2,35 11,74 30,10 18,36 21,35 0,00 21,35 51,45 39,71 0,0060 12 000 1 000 342 710 34 271 188 491 25,70 3,77 18,85 48,32 29,47 34,27 0,00 34,27 82,59 63,74 0,0065 12 000 1 000 409 375 40 938 225 156 30,70 4,50 22,52 57,72 35,21 40,94 0,00 40,94 98,66 76,14 0,0069 12 000 1 000 545 600 54 560 300 080 40,92 6,00 30,01 76,93 46,92 54,56 0,00 54,56 131,49 101,48 0,00

Notes 1)2)3)4)5)6)7)8)9)

10)

Average investment = (purchase price + salvage value)/2Depreciation cost per hour = (purchase price – salvage value)/life period in hours

Where two prices are listed for tractors with the same kW rating, the higher price is for a tractor with a cab

Salvage value = 10% of purchase price

Insurance and licence = 2% of average investment/hours per annum

Litres used per kilowatt hour: 0,30

Interest cost per hour = 10% of average investment/hours per annumRepairs and maintenance = 120% of purchase price/life period in hours

Fuel consumption is based on: 60% of kW usedFuel cost = R9,72 per litre

4.2 Medium-power demand

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Tractor Life Annual Purchase Salvage Average Deprecia- Licence and Interest Tot. fixed Tot. fixed Repairs Fuel Tot. var Total Total costs Fuelpower usage price value investment tion insurance costs costs – int. and maint. cost costs costs excl. interest usage(kW) (h) (h) (R) (R) (R) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) ( /h)

Orchard37 12 000 1 000 145 000 14 500 79 750 10,88 1,60 7,98 20,45 12,47 14,50 0,00 14,50 34,95 26,97 0,0041 12 000 1 000 182 160 18 216 100 188 13,66 2,00 10,02 25,68 15,67 18,22 0,00 18,22 43,90 33,88 0,0043 12 000 1 000 237 500 23 750 130 625 17,81 2,61 13,06 33,49 20,43 23,75 0,00 23,75 57,24 44,18 0,0048 12 000 1 000 243 750 24 375 134 063 18,28 2,68 13,41 34,37 20,96 24,38 0,00 24,38 58,74 45,34 0,0049 12 000 1 000 332 191 33 219 182 705 24,91 3,65 18,27 46,84 28,57 33,22 0,00 33,22 80,06 61,79 0,0049 12 000 1 000 415 105 41 511 228 308 31,13 4,57 22,83 58,53 35,70 41,51 0,00 41,51 100,04 77,21 0,0051 12 000 1 000 253 250 25 325 139 288 18,99 2,79 13,93 35,71 21,78 25,33 0,00 25,33 61,03 47,10 0,0048 12 000 1 000 292 500 29 250 160 875 21,94 3,22 16,09 41,24 25,16 29,25 0,00 29,25 70,49 54,41 0,0052 12 000 1 000 347 500 34 750 191 125 26,06 3,82 19,11 49,00 29,89 34,75 0,00 34,75 83,75 64,64 0,0054 12 000 1 000 342 536 34 254 188 395 25,69 3,77 18,84 48,30 29,46 34,25 0,00 34,25 82,55 63,71 0,0057 12 000 1 000 331 175 33 118 182 146 24,84 3,64 18,21 46,70 28,48 33,12 0,00 33,12 79,81 61,60 0,0057 12 000 1 000 377 500 37 750 207 625 28,31 4,15 20,76 53,23 32,47 37,75 0,00 37,75 90,98 70,22 0,0060 12 000 1 000 213 503 21 350 117 427 16,01 2,35 11,74 30,10 18,36 21,35 0,00 21,35 51,45 39,71 0,0060 12 000 1 000 342 710 34 271 188 491 25,70 3,77 18,85 48,32 29,47 34,27 0,00 34,27 82,59 63,74 0,0065 12 000 1 000 409 375 40 938 225 156 30,70 4,50 22,52 57,72 35,21 40,94 0,00 40,94 98,66 76,14 0,0069 12 000 1 000 545 600 54 560 300 080 40,92 6,00 30,01 76,93 46,92 54,56 0,00 54,56 131,49 101,48 0,00

Notes 1)2)3)4)5)6)7) Fuel cost = R9,72 per litre8)9) Litres used per kilowatt hour: 0,30

10)

Salvage value = 10% of purchase price

4.3 High-power demand

Average investment = (purchase price + salvage value)/2

Insurance and licence = 2% of average investment/hours per annumInterest cost per hour = 10% of average investment/hours per annum

Where two prices are listed for tractors with the same kW rating, the higher price is for a tractor with a cab

Repairs and maintenance = 120% of purchase price/life period in hours

Depreciation cost per hour = (purchase price – salvage value)/life period in hours

Fuel consumption is based on: 60% of kW used

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Tractor Life Annual Purchase Salvage Average Deprecia- Licence and Interest Tot. fixed Tot. fixed Repairs Fuel Tot. var Total Total costs Fuelpower usage price value investment tion insurance costs costs – int. and maint. cost costs costs excl. interest usage(kW) (h) (h) (R) (R) (R) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) ( /h)

Orchard35 12 000 1 000 275 000 27 500 151 250 20,63 3,03 15,13 38,78 23,65 27,50 41,16 68,66 107,44 92,31 4,9038 12 000 1 000 348 861 34 886 191 874 26,16 3,84 19,19 49,19 30,00 34,89 44,69 79,57 128,76 109,58 5,3243 12 000 1 000 273 500 27 350 150 425 20,51 3,01 15,04 38,56 23,52 27,35 50,57 77,92 116,48 101,44 6,0243 12 000 1 000 328 200 32 820 180 510 24,62 3,61 18,05 46,28 28,23 32,82 50,57 83,39 129,66 111,61 6,0246 12 000 1 000 271 595 27 160 149 377 20,37 2,99 14,94 38,29 23,36 27,16 54,10 81,26 119,55 104,61 6,4446 12 000 1 000 442 200 44 220 243 210 33,17 4,86 24,32 62,35 38,03 44,22 54,10 98,32 160,67 136,35 6,4448 12 000 1 000 374 474 37 447 205 961 28,09 4,12 20,60 52,80 32,20 37,45 56,45 93,90 146,70 126,10 6,7248 12 000 1 000 449 368 44 937 247 152 33,70 4,94 24,72 63,36 38,65 44,94 56,45 101,38 164,75 140,03 6,7249 12 000 1 000 392 098 39 210 215 654 29,41 4,31 21,57 55,29 33,72 39,21 57,62 96,83 152,12 130,55 6,8649 12 000 1 000 475 003 47 500 261 252 35,63 5,23 26,13 66,98 40,85 47,50 57,62 105,12 172,10 145,97 6,8651 12 000 1 000 286 500 28 650 157 575 21,49 3,15 15,76 40,40 24,64 28,65 59,98 88,63 129,02 113,27 7,1451 12 000 1 000 340 000 34 000 187 000 25,50 3,74 18,70 47,94 29,24 34,00 59,98 93,98 141,92 123,22 7,1452 12 000 1 000 367 920 36 792 202 356 27,59 4,05 20,24 51,88 31,64 36,79 61,15 97,94 149,82 129,59 7,2852 12 000 1 000 353 205 35 321 194 263 26,49 3,89 19,43 49,80 30,38 35,32 61,15 96,47 146,27 126,85 7,2854 12 000 1 000 365 807 36 581 201 194 27,44 4,02 20,12 51,58 31,46 36,58 63,50 100,08 151,66 131,54 7,5657 12 000 1 000 403 750 40 375 222 063 30,28 4,44 22,21 56,93 34,72 40,38 67,03 107,41 164,34 142,13 7,9860 12 000 1 000 411 377 41 138 226 257 30,85 4,53 22,63 58,00 35,38 41,14 70,56 111,70 169,70 147,08 8,4065 12 000 1 000 436 250 43 625 239 938 32,72 4,80 23,99 61,51 37,52 43,63 76,44 120,07 181,58 157,58 9,10

Notes 1)2)3)4)5)6)7)8)9) Litres used per kilowatt hour: 0,30

10) Where two prices are listed for tractors with the same kW rating, the higher price is for a tractor with a cab

Average investment = (purchase price + salvage value)/2

Fuel cost = R9,72 per litreFuel consumption is based on: 60% of kW used

Depreciation cost per hour = (purchase price – salvage value)/life period in hours

5. FOUR-WHEEL DRIVE TRACTORS: ORCHARDS

Salvage value = 10% of purchase price

Insurance and licence = 2% of average investment/hours per annumInterest cost per hour = 10% of average investment/hours per annumRepairs and maintenance = 120% of purchase price/life period in hours

5.1 Low-power demand

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– 17 –

Tractor Life Annual Purchase Salvage Average Deprecia- Licence and Interest Tot. fixed Tot. fixed Repairs Fuel Tot. var Total Total costs Fuelpower usage price value investment tion insurance costs costs – int. and maint. cost costs costs excl. interest usage(kW) (h) (h) (R) (R) (R) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) ( /h)

Orchard35 12 000 1 000 275 000 27 500 151 250 20,63 3,03 15,13 38,78 23,65 27,50 0,00 27,50 66,28 51,15 0,0038 12 000 1 000 348 861 34 886 191 874 26,16 3,84 19,19 49,19 30,00 34,89 0,00 34,89 84,08 64,89 0,0043 12 000 1 000 273 500 27 350 150 425 20,51 3,01 15,04 38,56 23,52 27,35 0,00 27,35 65,91 50,87 0,0043 12 000 1 000 328 200 32 820 180 510 24,62 3,61 18,05 46,28 28,23 32,82 0,00 32,82 79,10 61,05 0,0046 12 000 1 000 271 595 27 160 149 377 20,37 2,99 14,94 38,29 23,36 27,16 0,00 27,16 65,45 50,52 0,0046 12 000 1 000 442 200 44 220 243 210 33,17 4,86 24,32 62,35 38,03 44,22 0,00 44,22 106,57 82,25 0,0048 12 000 1 000 374 474 37 447 205 961 28,09 4,12 20,60 52,80 32,20 37,45 0,00 37,45 90,25 69,65 0,0048 12 000 1 000 449 368 44 937 247 152 33,70 4,94 24,72 63,36 38,65 44,94 0,00 44,94 108,30 83,58 0,0049 12 000 1 000 392 098 39 210 215 654 29,41 4,31 21,57 55,29 33,72 39,21 0,00 39,21 94,50 72,93 0,0049 12 000 1 000 475 003 47 500 261 252 35,63 5,23 26,13 66,98 40,85 47,50 0,00 47,50 114,48 88,35 0,0051 12 000 1 000 286 500 28 650 157 575 21,49 3,15 15,76 40,40 24,64 28,65 0,00 28,65 69,05 53,29 0,0051 12 000 1 000 340 000 34 000 187 000 25,50 3,74 18,70 47,94 29,24 34,00 0,00 34,00 81,94 63,24 0,0052 12 000 1 000 367 920 36 792 202 356 27,59 4,05 20,24 51,88 31,64 36,79 0,00 36,79 88,67 68,43 0,0052 12 000 1 000 353 205 35 321 194 263 26,49 3,89 19,43 49,80 30,38 35,32 0,00 35,32 85,12 65,70 0,0054 12 000 1 000 365 807 36 581 201 194 27,44 4,02 20,12 51,58 31,46 36,58 0,00 36,58 88,16 68,04 0,0057 12 000 1 000 403 750 40 375 222 063 30,28 4,44 22,21 56,93 34,72 40,38 0,00 40,38 97,30 75,10 0,0060 12 000 1 000 411 377 41 138 226 257 30,85 4,53 22,63 58,00 35,38 41,14 0,00 41,14 99,14 76,52 0,0065 12 000 1 000 436 250 43 625 239 938 32,72 4,80 23,99 61,51 37,52 43,63 0,00 43,63 105,14 81,14 0,00

Notes 1)2)3)4)5)6)7) Fuel cost = R9,72 per litre8)9) Litres used per kilowatt hour: 0,30

10)

Depreciation cost per hour = (purchase price – salvage value)/life period in hours

Where two prices are listed for tractors with the same kW rating, the higher price is for a tractor with a cab

5.2 Medium-power demand

Average investment = (purchase price + salvage value)/2Salvage value = 10% of purchase price

Insurance and licence = 2% of average investment/hours per annumInterest cost per hour = 10% of average investment/hours per annumRepairs and maintenance = 120% of purchase price/life period in hours

Fuel consumption is based on: 60% of kW used

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– 18 –

Tractor Life Annual Purchase Salvage Average Deprecia- Licence and Interest Tot. fixed Tot. fixed Repairs Fuel Tot. var Total Total costs Fuelpower usage price value investment tion insurance costs costs – int. and maint. cost costs costs excl. interest usage(kW) (h) (h) (R) (R) (R) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) ( /h)

Orchard35 12 000 1 000 275 000 27 500 151 250 20,63 3,03 15,13 38,78 23,65 27,50 0,00 27,50 66,28 51,15 0,0038 12 000 1 000 348 861 34 886 191 874 26,16 3,84 19,19 49,19 30,00 34,89 0,00 34,89 84,08 64,89 0,0043 12 000 1 000 273 500 27 350 150 425 20,51 3,01 15,04 38,56 23,52 27,35 0,00 27,35 65,91 50,87 0,0043 12 000 1 000 328 200 32 820 180 510 24,62 3,61 18,05 46,28 28,23 32,82 0,00 32,82 79,10 61,05 0,0046 12 000 1 000 271 595 27 160 149 377 20,37 2,99 14,94 38,29 23,36 27,16 0,00 27,16 65,45 50,52 0,0046 12 000 1 000 442 200 44 220 243 210 33,17 4,86 24,32 62,35 38,03 44,22 0,00 44,22 106,57 82,25 0,0048 12 000 1 000 374 474 37 447 205 961 28,09 4,12 20,60 52,80 32,20 37,45 0,00 37,45 90,25 69,65 0,0048 12 000 1 000 449 368 44 937 247 152 33,70 4,94 24,72 63,36 38,65 44,94 0,00 44,94 108,30 83,58 0,0049 12 000 1 000 392 098 39 210 215 654 29,41 4,31 21,57 55,29 33,72 39,21 0,00 39,21 94,50 72,93 0,0049 12 000 1 000 475 003 47 500 261 252 35,63 5,23 26,13 66,98 40,85 47,50 0,00 47,50 114,48 88,35 0,0051 12 000 1 000 286 500 28 650 157 575 21,49 3,15 15,76 40,40 24,64 28,65 0,00 28,65 69,05 53,29 0,0051 12 000 1 000 340 000 34 000 187 000 25,50 3,74 18,70 47,94 29,24 34,00 0,00 34,00 81,94 63,24 0,0052 12 000 1 000 367 920 36 792 202 356 27,59 4,05 20,24 51,88 31,64 36,79 0,00 36,79 88,67 68,43 0,0052 12 000 1 000 353 205 35 321 194 263 26,49 3,89 19,43 49,80 30,38 35,32 0,00 35,32 85,12 65,70 0,0054 12 000 1 000 365 807 36 581 201 194 27,44 4,02 20,12 51,58 31,46 36,58 0,00 36,58 88,16 68,04 0,0057 12 000 1 000 403 750 40 375 222 063 30,28 4,44 22,21 56,93 34,72 40,38 0,00 40,38 97,30 75,10 0,0060 12 000 1 000 411 377 41 138 226 257 30,85 4,53 22,63 58,00 35,38 41,14 0,00 41,14 99,14 76,52 0,0065 12 000 1 000 436 250 43 625 239 938 32,72 4,80 23,99 61,51 37,52 43,63 0,00 43,63 105,14 81,14 0,00

Notes 1)2)3)4)5)6)7)8)9)

10) Where two prices are listed for tractors with the same kW rating, the higher price is for a tractor with a cab

Average investment = (purchase price + salvage value)/2

5.3 High-power demand

Interest cost per hour = 10% of average investment/hours per annumRepairs and maintenance = 120% of purchase price/life period in hours

Fuel consumption is based on: 60% of kW used

Depreciation cost per hour = (purchase price – salvage value)/life period in hours

Fuel cost = R9,72 per litre

Litres used per kilowatt hour: 0,30

Salvage value = 10% of purchase price

Insurance and licence = 2% of average investment/hours per annum

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– 19 –

Engine Head size Purchase Salvage Average Deprecia- Licence Interest Tot. fixed Tot. fixed Repairs Fuel Tot. var. Total Total costs Fuelsize and row price value investment tion and costs costs – int. and maint. cost costs costs excl. interest usage

excl. VAT insurance(kW) (R) (R) (R) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) ( /h)201 8 row 0,75 m snapper 2 033 075 203 307 1 118 191 457,44 55,91 335,46 848,81 513,35 177,89 351,67 529,56 1378,37 1042,91 36,18201 8 row 0,9 m snapper 2 020 443 202 044 1 111 243 454,60 55,56 333,37 843,53 510,16 176,79 351,67 528,46 1371,99 1038,62 36,18207 6 row 0,9 m snapper 1 743 730 174 373 959 052 392,34 47,95 287,72 728,01 440,29 152,58 362,17 514,74 1242,75 955,04 37,26207 8 row 0,9 m snapper 1 889 818 188 982 1 039 400 425,21 51,97 311,82 789,00 477,18 165,36 362,17 527,53 1316,53 1004,71 37,26212 6 row 0,9 m snapper 2 549 355 254 936 1 402 145 573,60 70,11 420,64 1064,36 643,71 223,07 370,92 593,98 1658,34 1237,70 38,16212 8 row 0,9 m snapper 2 695 443 269 544 1 482 493 606,47 74,12 444,75 1125,35 680,60 235,85 370,92 606,77 1732,11 1287,37 38,16216 8 row 0,9 m snapper 2 364 043 236 404 1 300 223 531,91 65,01 390,07 986,99 596,92 206,85 377,91 584,77 1571,76 1181,69 38,88227 8 row 0,9 m snapper 2 666 750 266 675 1 466 712 600,02 73,34 440,01 1113,37 673,35 233,34 397,16 630,50 1743,87 1303,85 40,86231 8 row 0,9 m snapper 2 962 821 296 282 1 629 551 666,63 81,48 488,87 1236,98 748,11 259,25 404,16 663,40 1900,38 1411,52 41,58254 8 row 0,9 m snapper 2 956 126 295 613 1 625 869 665,13 81,29 487,76 1234,18 746,42 258,66 444,40 703,06 1937,24 1449,48 45,72268 8 row 0,9 m snapper 3 482 743 348 274 1 915 508 783,62 95,78 574,65 1454,04 879,39 304,74 468,89 773,63 2227,68 1653,03 48,24360 12 row 0,9 m snapper 4 143 850 414 385 2 279 118 932,37 113,96 683,74 1730,06 1046,32 362,59 629,86 992,44 2722,50 2038,77 64,80

Notes 1)2)3)4)5)6)7)8)9)

10)11)

Depreciation cost per hour = (purchase price – salvage value)/life period in hours

6.1 Maize self-propelled combine harvesters (cont. )

Salvage value = 10% of purchase price Average investment = (purchase price + salvage value)/2

Insurance and licence = 1,50% of average investment/hours per annum Interest cost per hour = 10% of average investment/hours per annum Repairs and maintenance = 35% of purchase price/life period in hours Fuel costs = R9,72 per litre Fuel consumption is based on: 60% of kW used Litres used per kilowatt hour: 0,3 Life 4 000 hours Average use per annum 300 hours

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– 20 –

Engine Head size Purchase Salvage Average Deprecia- Licence Interest Tot. fixed Tot. fixed Repairs Fuel Tot. var. Total Total costs Fuelsize and row price value investment tion and costs costs – int. and maint. cost costs costs excl. interest usage

excl. VAT insurance(kW) (R) (R) (R) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) ( /h)201 8 row 0,75 m snapper 2 033 075 203 307 1 118 191 457,44 55,91 335,46 848,81 513,35 177,89 351,67 529,56 1378,37 1042,91 36,18201 8 row 0,9 m snapper 2 020 443 202 044 1 111 243 454,60 55,56 333,37 843,53 510,16 176,79 351,67 528,46 1371,99 1038,62 36,18207 6 row 0,9 m snapper 1 743 730 174 373 959 052 392,34 47,95 287,72 728,01 440,29 152,58 362,17 514,74 1242,75 955,04 37,26207 8 row 0,9 m snapper 1 889 818 188 982 1 039 400 425,21 51,97 311,82 789,00 477,18 165,36 362,17 527,53 1316,53 1004,71 37,26212 6 row 0,9 m snapper 2 549 355 254 936 1 402 145 573,60 70,11 420,64 1064,36 643,71 223,07 370,92 593,98 1658,34 1237,70 38,16212 8 row 0,9 m snapper 2 695 443 269 544 1 482 493 606,47 74,12 444,75 1125,35 680,60 235,85 370,92 606,77 1732,11 1287,37 38,16216 8 row 0,9 m snapper 2 364 043 236 404 1 300 223 531,91 65,01 390,07 986,99 596,92 206,85 377,91 584,77 1571,76 1181,69 38,88227 8 row 0,9 m snapper 2 666 750 266 675 1 466 712 600,02 73,34 440,01 1113,37 673,35 233,34 397,16 630,50 1743,87 1303,85 40,86231 8 row 0,9 m snapper 2 962 821 296 282 1 629 551 666,63 81,48 488,87 1236,98 748,11 259,25 404,16 663,40 1900,38 1411,52 41,58254 8 row 0,9 m snapper 2 956 126 295 613 1 625 869 665,13 81,29 487,76 1234,18 746,42 258,66 444,40 703,06 1937,24 1449,48 45,72268 8 row 0,9 m snapper 3 482 743 348 274 1 915 508 783,62 95,78 574,65 1454,04 879,39 304,74 468,89 773,63 2227,68 1653,03 48,24360 12 row 0,9 m snapper 4 143 850 414 385 2 279 118 932,37 113,96 683,74 1730,06 1046,32 362,59 629,86 992,44 2722,50 2038,77 64,80

Notes 1)2)3)4)5)6)7)8)9)

10)11)

Depreciation cost per hour = (purchase price – salvage value)/life period in hours

6.1 Maize self-propelled combine harvesters (cont. )

Salvage value = 10% of purchase price Average investment = (purchase price + salvage value)/2

Insurance and licence = 1,50% of average investment/hours per annum Interest cost per hour = 10% of average investment/hours per annum Repairs and maintenance = 35% of purchase price/life period in hours Fuel costs = R9,72 per litre Fuel consumption is based on: 60% of kW used Litres used per kilowatt hour: 0,3 Life 4 000 hours Average use per annum 300 hours

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– 21 –

Engine Head size Purchase Salvage Average Deprecia- Licence Interest Tot. fixed Tot. fixed Repairs Fuel Tot. var. Total Total costs Fuelsize and row price value investment tion and costs costs – int. and maint. cost costs costs excl. interest usage

excl. VAT insurance(kW) (R) (R) (R) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) ( /h)216 6.1 m 2 114 800 211 480 1 163 140 475,83 58,16 348,94 882,93 533,99 185,05 377,91 562,96 1445,89 1096,95 38,88216 7.6 m 2 189 756 218 976 1 204 366 492,70 60,22 361,31 914,22 552,91 191,60 377,91 569,52 1483,74 1122,43 38,88216 9.1m 2 247 948 224 795 1 236 371 505,79 61,82 370,91 938,52 567,61 196,70 377,91 574,61 1513,13 1142,22 38,88227 6.7 m 2 295 114 229 511 1 262 313 516,40 63,12 378,69 958,21 579,52 200,82 397,16 597,98 1556,19 1177,50 40,86227 7.6 m 2 374 661 237 466 1 306 063 534,30 65,30 391,82 991,42 599,60 207,78 397,16 604,94 1596,36 1204,54 40,86231 6.1 m 2 713 578 271 358 1 492 468 610,56 74,62 447,74 1132,92 685,18 237,44 404,16 641,60 1774,51 1326,77 41,58231 7.6 m 2 788 534 278 853 1 533 694 627,42 76,68 460,11 1164,21 704,10 244,00 404,16 648,15 1812,37 1352,26 41,58231 9.1 m 2 846 726 284 673 1 565 699 640,51 78,28 469,71 1188,51 718,80 249,09 404,16 653,25 1841,75 1372,04 41,58254 6.7 m 2 702 292 270 229 1 486 261 608,02 74,31 445,88 1128,21 682,33 236,45 444,40 680,85 1809,06 1363,18 45,72254 7.6 m 2 781 839 278 184 1 530 011 625,91 76,50 459,00 1161,42 702,41 243,41 444,40 687,81 1849,23 1390,22 45,72268 7.6 m 3 229 856 322 986 1 776 421 726,72 88,82 532,93 1348,46 815,54 282,61 468,89 751,51 2099,97 1567,04 48,24360 9.1 m 3 616 348 361 635 1 988 991 813,68 99,45 596,70 1509,83 913,13 316,43 629,86 946,29 2456,11 1859,41 64,80

Notes 1)2)3)4)5)6)7)8)9)

10)11)

Depreciation cost per hour = (purchase price – salvage value)/life period in hours

6.2 Wheat self-propelled combine harvesters (cont. )

Fuel consumption is based on: 60% of kW used Litres used per kilowatt hour: 0,3 Life 4 000 hours Average use per annum 300 hours

Salvage value = 10% of purchase price Average investment = (purchase price + salvage value)/2

Insurance and licence = 1,50% of average investment/hours per annum Interest cost per hour = 10% of average investment/hours per annum Repairs and maintenance = 35% of purchase price/life period in hours Fuel costs = R9,72 per litre

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– 22 –

Engine Head size Purchase Salvage Average Deprecia- Licence Interest Tot. fixed Tot. fixed Repairs Fuel Tot. var. Total Total costs Fuelsize and row price value investment tion and costs costs – int. and maint. cost costs costs excl. interest usage

excl. VAT insurance(kW) (R) (R) (R) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) ( /h)216 6.1 m 2 114 800 211 480 1 163 140 475,83 58,16 348,94 882,93 533,99 185,05 377,91 562,96 1445,89 1096,95 38,88216 7.6 m 2 189 756 218 976 1 204 366 492,70 60,22 361,31 914,22 552,91 191,60 377,91 569,52 1483,74 1122,43 38,88216 9.1m 2 247 948 224 795 1 236 371 505,79 61,82 370,91 938,52 567,61 196,70 377,91 574,61 1513,13 1142,22 38,88227 6.7 m 2 295 114 229 511 1 262 313 516,40 63,12 378,69 958,21 579,52 200,82 397,16 597,98 1556,19 1177,50 40,86227 7.6 m 2 374 661 237 466 1 306 063 534,30 65,30 391,82 991,42 599,60 207,78 397,16 604,94 1596,36 1204,54 40,86231 6.1 m 2 713 578 271 358 1 492 468 610,56 74,62 447,74 1132,92 685,18 237,44 404,16 641,60 1774,51 1326,77 41,58231 7.6 m 2 788 534 278 853 1 533 694 627,42 76,68 460,11 1164,21 704,10 244,00 404,16 648,15 1812,37 1352,26 41,58231 9.1 m 2 846 726 284 673 1 565 699 640,51 78,28 469,71 1188,51 718,80 249,09 404,16 653,25 1841,75 1372,04 41,58254 6.7 m 2 702 292 270 229 1 486 261 608,02 74,31 445,88 1128,21 682,33 236,45 444,40 680,85 1809,06 1363,18 45,72254 7.6 m 2 781 839 278 184 1 530 011 625,91 76,50 459,00 1161,42 702,41 243,41 444,40 687,81 1849,23 1390,22 45,72268 7.6 m 3 229 856 322 986 1 776 421 726,72 88,82 532,93 1348,46 815,54 282,61 468,89 751,51 2099,97 1567,04 48,24360 9.1 m 3 616 348 361 635 1 988 991 813,68 99,45 596,70 1509,83 913,13 316,43 629,86 946,29 2456,11 1859,41 64,80

Notes 1)2)3)4)5)6)7)8)9)

10)11)

Depreciation cost per hour = (purchase price – salvage value)/life period in hours

6.2 Wheat self-propelled combine harvesters (cont. )

Fuel consumption is based on: 60% of kW used Litres used per kilowatt hour: 0,3 Life 4 000 hours Average use per annum 300 hours

Salvage value = 10% of purchase price Average investment = (purchase price + salvage value)/2

Insurance and licence = 1,50% of average investment/hours per annum Interest cost per hour = 10% of average investment/hours per annum Repairs and maintenance = 35% of purchase price/life period in hours Fuel costs = R9,72 per litre

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Life Average Purchase Salvage Average Depre- Insurance Interest Total Total Fixed Repairs Tyre Total Total Total Period Use per Price Value Investment ciation and Fixed Costs excl and Cost Variable Costs excl

Annum Licence Costs Interest Maint Costs Interest(Km) (Km) (R) (R) (R) (c/Km) (c/Km) (c/Km) (c/Km) (c/Km) (c/Km) (cKm) (c/Km) (c/Km) (c/Km)

7.2.1 Cane6 ton single box 12 000 1 000 100 793 25 198 62 996 6,30 4,17 5,67 16,14 10,47 2,52 0,08 2,60 18,74 13,0710 ton double box 12 000 1 000 213 263 53 316 133 289 13,33 8,67 12,00 33,99 21,99 5,33 0,16 5,49 39,48 27,4915 ton spiller bar 12 000 1 000 320 650 80 163 200 406 20,04 12,96 18,04 51,04 33,00 8,02 0,22 8,23 59,27 41,23Single stack side loading 12 000 1 000 88 451 22 113 55 282 5,53 3,67 4,98 14,18 9,20 2,21 0,08 2,29 16,47 11,49Single stack rear loading 12 000 1 000 92 444 23 111 57 778 5,78 3,83 5,20 14,81 9,61 2,31 0,08 2,39 17,20 12,00Double stack rear loading 12 000 1 000 181 500 45 375 113 438 11,34 7,40 10,21 28,95 18,74 4,54 0,16 4,70 33,65 23,447.2.2 Timber7.2.2.1 TIP DECK15 ton flat deck 12 000 1 000 326 700 81 675 204 188 20,42 13,20 18,38 52,00 33,62 8,17 0,22 33,84 52,22 85,8415 ton pulpwood 12 000 1 000 314 600 78 650 196 625 19,66 12,72 17,70 50,08 32,38 7,87 0,22 32,60 50,30 82,687.2.2.2 NON-TIP15 ton flat deck 12 000 1 000 411 400 102 850 257 125 25,71 16,59 23,14 65,44 42,30 10,29 0,22 42,52 65,67 107,9715 ton sawlog bank-type 12 000 1 000 423 500 105 875 264 688 26,47 17,08 23,82 67,37 43,54 10,59 0,22 43,77 67,59 111,13

Notes 1)2) Average investment = (purchase price + salvage value)/23)4)5)6)7)8)9)

10)11)

7.2 TRACTOR TRAILERS (WITH BRAKES)

Oil consumption = 1% of fuel consumption

Depreciation cost per hour = (purchase price – salvage value)/life period in hours

Repairs and maintenance = 60% of purchase price/life period in hours Fuel costs = R9,72 per litre Fuel consumption: 46 kW 7 litres/hour Oil cost = 25,96 per litre

Description

Tyres: assume six sets of tyres are used over the life of the loader. The average price of new and retread tyres is used

Salvage value = 35% of purchase price

Insurance and licence = 3% of purchase price + actual licence/average use per annum Interest cost per hour = 10% of average investment/average use per annum

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May 2011

7.1 Truck trailers

Life Average Purchase Salvage Average Depre- Insurance Interest Total Total Fixed Repairs Tyre Total Total Total Period Use per Price Value Investment ciation and Fixed Costs excl and Cost Variable Costs excl

Annum Licence Costs Interest Maint Costs Interest(Km) (Km) (R) (R) (R) (c/Km) (c/Km) (c/Km) (c/Km) (c/Km) (c/Km) (c/Km) (c/Km) (c/Km) (c/Km)

18 ton tandem axle 560 000 70 000 272 250 68 063 170 156 36,46 15,75 21,88 74,09 52,21 14,58 50,96 65,55 139,64 117,7624 ton tri-axle 560 000 70 000 400 000 100 000 250 000 53,57 23,05 32,14 108,76 76,62 21,43 73,61 95,04 203,80 171,6638 ton interlink 560 000 70 000 498 000 124 500 311 250 66,70 28,65 40,02 135,36 95,35 26,68 101,92 128,60 263,97 223,9540 ton rigid four-axle 560 000 70 000 468 270 117 068 292 669 62,71 26,95 37,63 127,29 89,67 25,09 96,26 121,35 248,64 211,01

18 ton tandem axle 560 000 70 000 310 365 77 591 193 978 41,57 17,93 24,94 84,43 59,49 16,63 50,96 67,59 152,02 127,0824 ton tri-axle 560 000 70 000 295 000 73 750 184 375 39,51 17,05 23,71 80,26 56,56 15,80 73,61 89,42 169,68 145,9738 ton interlink 560 000 70 000 440 000 110 000 275 000 58,93 25,34 35,36 119,62 84,26 23,57 101,92 125,50 245,12 209,7640 ton rigid four-axle 560 000 70 000 450 000 112 500 281 250 60,27 25,91 36,16 122,34 86,18 24,11 96,26 120,37 242,70 206,54

Notes 1)2)3)4)4)6)7)8) Tyres: assume a set of tyres lasts 45000 kilometers. The average price of new and retread tyres is used

7. CANE AND TIMBER EQUIPMENT

Description

Interest cost per kilometer = 9% of average investment / kilometres per annum

7.1.2 Timber trailers

7.1.1 Cane trailers

Tyres: assume 4 set of tyres are needed. The average price of new and retread tyres is used.Repairs & maintenance = 30% of purchase price / Life period in kilometers

Salvage value = 25% of purchase price

Depreciation cost per hour = (Purchase price - Salvage value) / Life period in hoursInsurance & licence = 4% of purchase price + actual licence / kilometres per annum

Average investment = (Purchase price + Salvage value) / 2

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Life Average Purchase Salvage Average Depre- Insurance Interest Total Total Fixed Repairs Tyre Total Total Total Period Use per Price Value Investment ciation and Fixed Costs excl and Cost Variable Costs excl

Annum Licence Costs Interest Maint Costs Interest(Km) (Km) (R) (R) (R) (c/Km) (c/Km) (c/Km) (c/Km) (c/Km) (c/Km) (cKm) (c/Km) (c/Km) (c/Km)

7.2.1 Cane6 ton single box 12 000 1 000 100 793 25 198 62 996 6,30 4,17 5,67 16,14 10,47 2,52 0,08 2,60 18,74 13,0710 ton double box 12 000 1 000 213 263 53 316 133 289 13,33 8,67 12,00 33,99 21,99 5,33 0,16 5,49 39,48 27,4915 ton spiller bar 12 000 1 000 320 650 80 163 200 406 20,04 12,96 18,04 51,04 33,00 8,02 0,22 8,23 59,27 41,23Single stack side loading 12 000 1 000 88 451 22 113 55 282 5,53 3,67 4,98 14,18 9,20 2,21 0,08 2,29 16,47 11,49Single stack rear loading 12 000 1 000 92 444 23 111 57 778 5,78 3,83 5,20 14,81 9,61 2,31 0,08 2,39 17,20 12,00Double stack rear loading 12 000 1 000 181 500 45 375 113 438 11,34 7,40 10,21 28,95 18,74 4,54 0,16 4,70 33,65 23,447.2.2 Timber7.2.2.1 TIP DECK15 ton flat deck 12 000 1 000 326 700 81 675 204 188 20,42 13,20 18,38 52,00 33,62 8,17 0,22 33,84 52,22 85,8415 ton pulpwood 12 000 1 000 314 600 78 650 196 625 19,66 12,72 17,70 50,08 32,38 7,87 0,22 32,60 50,30 82,687.2.2.2 NON-TIP15 ton flat deck 12 000 1 000 411 400 102 850 257 125 25,71 16,59 23,14 65,44 42,30 10,29 0,22 42,52 65,67 107,9715 ton sawlog bank-type 12 000 1 000 423 500 105 875 264 688 26,47 17,08 23,82 67,37 43,54 10,59 0,22 43,77 67,59 111,13

Notes 1)2) Average investment = (purchase price + salvage value)/23)4)5)6)7)8)9)

10)11)

7.2 TRACTOR TRAILERS (WITH BRAKES)

Oil consumption = 1% of fuel consumption

Depreciation cost per hour = (purchase price – salvage value)/life period in hours

Repairs and maintenance = 60% of purchase price/life period in hours Fuel costs = R9,72 per litre Fuel consumption: 46 kW 7 litres/hour Oil cost = 25,96 per litre

Description

Tyres: assume six sets of tyres are used over the life of the loader. The average price of new and retread tyres is used

Salvage value = 35% of purchase price

Insurance and licence = 3% of purchase price + actual licence/average use per annum Interest cost per hour = 10% of average investment/average use per annum

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7.3 LOADERS

Life Average Purchase Salvage Average Depre- Insurance Interest Total Total Fixed Repairs Fuel Tyre Total Total Total CostsPeriod Use per Price Value Investment ciation and Fixed Costs excl and Cost Cost Variable Costs excl

Annum Licence Costs Interest Maint Costs Interest(km) (km) (R) (R) (R) (c/Hr) (c/Hr) (c/Hr) (c/Hr) (c/Hr) (c/Hr) (c/Hr) (c/Hr) (c/Hr) (c/Hr) (R/Hr)

7.3.1 Cane loaders46 kW 12 000 2 000 533 500 186 725 360 113 28,90 8,00 18,01 54,91 36,90 26,68 60,62 34,59 121,88 176,79 158,787.3.2 Timber loaders46 kW 12 000 2 000 544 500 190 575 367 538 29,49 8,17 18,38 56,04 37,66 27,23 60,62 34,59 122,43 178,47 160,09

Notes 1)2)3)4)5)6)7)8)9)

10)11)

Depreciation cost per hour = (purchase price – salvage value)/life period in hours

Tyres: assume six sets of tyres are used over the life of the loader. The average price of new and retread tyres is used

Repairs and maintenance = 60% of purchase price/life period in hours Fuel costs = R9,72 per litre

Description

Fuel consumption: 46 kW 7 litres/hour Oil cost = 25,96 per litre Oil consumption = 1% of fuel consumption

Salvage value = 35% of purchase price

Insurance and licence = 3% of purchase price + actual licence/average use per annum Interest cost per hour = 10% of average investment/average use per annum

Average investment = (purchase price + salvage value)/2

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8. TRAILERS

Life Average Purchase Salvage Average Depre- Insurance Interest Total Total Fixed Repairs Tyre Total Total Total Costsperiod use per price value investment ciation and fixed Costs excl and cost Variable costs excl

annum licence costs interest maint costs interest(h) (h) (R) (R) (R) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h)

8.1.1 Flatbed3 ton 10 000 500 42 500 2 125 22 313 4,04 3,71 4,46 12,21 7,75 1,70 0,77 2,47 14,68 10,225 ton 10 000 500 46 150 2 308 24 229 4,38 4,00 4,85 13,23 8,39 1,85 0,99 2,83 16,07 11,228.1.2 Dropsides3 ton 10 000 500 48 830 2 442 25 636 4,64 4,22 5,13 13,98 8,86 1,95 1,09 3,05 17,03 11,905 ton 10 000 500 51 930 2 597 27 263 4,93 4,47 5,45 14,85 9,40 2,08 1,22 3,29 18,14 12,698.2 Tip trailers low speed8.2.1 3 ton - Two-Wheel 10 000 500 63 000 3 150 33 075 5,99 5,35 6,62 17,95 11,34 2,52 0,77 3,29 21,24 14,628.2.2 5 ton - Two-Wheel 10 000 500 71 000 3 550 37 275 6,75 5,99 7,46 20,19 12,74 2,84 0,95 3,79 23,98 16,528.2.3 8 ton - Four-Wheel 10 000 500 117 000 5 850 61 425 11,12 9,67 12,29 33,07 20,79 4,68 2,43 7,11 40,18 27,908.3 Four-wheeled trailers2 ton 10 000 500 45 600 2 280 23 940 4,33 3,96 4,79 13,08 8,29 1,82 1,27 3,09 16,17 11,383 ton 10 000 500 51 300 2 565 26 933 4,87 4,42 5,39 14,68 9,29 2,05 1,27 3,32 17,99 12,616 ton - Flatbed 10 000 500 78 950 3 948 41 449 7,50 6,63 8,29 22,42 14,13 3,16 1,40 4,56 26,98 18,696 ton - Dropsides 10 000 500 87 650 4 383 46 016 8,33 7,32 9,20 24,85 15,65 3,51 1,52 5,02 29,88 20,678 ton - Flatbed 10 000 500 84 950 4 248 44 599 8,07 7,11 8,92 24,10 15,18 3,40 2,22 5,62 29,72 20,808 ton - Dropsides 10 000 500 89 650 4 483 47 066 8,52 7,48 9,41 25,41 16,00 3,59 3,78 7,37 32,78 23,3710 ton - Flatbed 10 000 500 99 160 4 958 52 059 9,42 8,24 10,41 28,08 17,67 3,97 5,20 9,17 37,25 26,8410 ton - Dropsides 10 000 500 115 150 5 758 60 454 10,94 9,52 12,09 32,55 20,46 4,61 5,96 10,57 43,12 31,0315 ton - Dropsides 10 000 500 184 350 9 218 96 784 17,51 15,06 19,36 51,93 32,57 7,37 5,96 13,34 65,27 45,91Silage Feedout Wagon -18 cu.m. 10 000 500 338 580 16 929 177 755 32,17 27,40 35,55 95,11 59,56 13,54 5,96 19,51 114,62 79,07Silage Feedout Wagon - 30 cu.m. 10 000 500 223 440 11 172 117 306 21,23 18,19 23,46 62,88 39,41 8,94 5,96 14,90 77,78 54,32

1000 Litre 10 000 500 49 020 2 451 25 736 4,66 4,23 5,15 14,04 8,89 1,96 0,42 2,38 16,42 11,272000 Litre 10 000 500 71 820 3 591 37 706 6,82 6,06 7,54 20,42 12,88 2,87 0,65 3,52 23,94 16,403000 Litre 10 000 500 96 900 4 845 50 873 9,21 8,06 10,17 27,44 17,27 3,88 1,07 4,95 32,39 22,225000 Litre 10 000 500 131 100 6 555 68 828 12,45 10,80 13,77 37,02 23,25 5,24 3,06 8,30 45,32 31,56

Notes 1)2)3)4)5)6)7)8)

8.1 Two-wheeled trailers

Depreciation cost per kilometer = (purchase price – salvage value)/life period in hours

8.4 Drawn fire fighting water carts without pumps and pumbling

Description

Tyres: assume four sets of tyres are used over the life of the trailer. The average price of new and retread tyres is used

Salvage value = 5% of purchase price

Insurance and licence = 4% of purchase price + actual licence/average use per annum.

Average investment = (purchase price + salvage value)/2

Interest cost per hour = 10% of average investment/average use per annum Repairs and maintenance = 40% of purchase price/life period in hours

Tyres: assume a set of tyres lasts 45 000 km. The average price of new and retread tyres is used

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IMPLEMENTS

Life Average Purchase Salvage Average Depre- Interest Total Total Repairs & Repairs Tot. Var Total TotalPeriod Use per Price Value Investment ciation Fixed Fixed Maint & Maint Costs Costs Costs

Annum Costs Costs as a % of exclexcl New Price Interest

Interest(Hr) (Hr) (R) (R) (R) (R/Hr) (R/Hr) (R/Hr) (R/Hr) (R/hr) (R/hr) (R/hr) (R/hr) (R/hr)

9.1.1 Mounted2 furrow 2 500 250 10 180 1 018 5 599 3,66 2,02 5,68 3,66 110 4,48 4,48 10,16 8,143 furrow - 14" 2 500 250 14 580 1 458 8 019 5,25 2,89 8,14 5,25 110 6,42 6,42 14,55 11,663 furrow - 16" 2 500 250 25 650 2 565 14 108 9,23 5,08 14,31 9,23 110 11,29 11,29 25,60 20,52

2 furrow 2 500 250 59 700 5 970 32 835 21,49 11,82 33,31 21,49 110 26,27 26,27 59,58 47,763 furrow 2 500 250 76 700 7 670 42 185 27,61 15,19 42,80 27,61 110 33,75 33,75 76,55 61,36

3 furrow 2 500 250 71 400 7 140 39 270 25,70 14,14 39,84 25,70 110 31,42 31,42 71,26 57,124 furrow 2 500 250 88 680 8 868 48 774 31,92 17,56 49,48 31,92 110 39,02 39,02 88,50 70,945 furrow 2 500 250 104 250 10 425 57 338 37,53 20,64 58,17 37,53 110 45,87 45,87 104,04 83,406 furrow 2 500 250 125 585 12 559 69 072 45,21 24,87 70,08 45,21 110 55,26 55,26 125,33 100,477 furrow 2 500 250 142 945 14 295 78 620 51,46 28,30 79,76 51,46 110 62,90 62,90 142,66 114,368 furrow 2 500 250 158 865 15 887 87 376 57,19 31,46 88,65 57,19 110 69,90 69,90 158,55 127,09

2 furrow 2 500 250 17 850 1 785 9 818 6,43 3,53 9,96 6,43 110 7,85 7,85 17,81 14,283 furrow 2 500 250 22 500 2 250 12 375 8,10 4,46 12,56 8,10 110 9,90 9,90 22,46 18,004 furrow 2 500 250 28 600 2 860 15 730 10,30 5,66 15,96 10,30 110 12,58 12,58 28,54 22,88

9.4 Disc harrows

1.1 m 2 500 250 10 650 1 065 5 858 3,83 2,11 5,94 3,83 60 2,56 2,56 8,50 6,391.35 m 2 500 250 12 250 1 225 6 738 4,41 2,43 6,84 4,41 60 2,94 2,94 9,78 7,351.6 m 2 500 250 14 800 1 480 8 140 5,33 2,93 8,26 5,33 60 3,55 3,55 11,81 8,881.85 m 2 500 250 17 350 1 735 9 543 6,25 3,44 9,68 6,25 60 4,16 4,16 13,85 10,41

1.8 m width 2 500 250 87 100 8 710 47 905 31,36 17,25 48,60 31,36 60 20,90 20,90 69,51 52,262.3 m width 2 500 250 125 700 12 570 69 135 45,25 24,89 70,14 45,25 60 30,17 30,17 100,31 75,422.75 m width 2 500 250 135 600 13 560 74 580 48,82 26,85 75,66 48,82 60 32,54 32,54 108,21 81,363.05 m width 2 500 250 162 000 16 200 89 100 58,32 32,08 90,40 58,32 60 38,88 38,88 129,28 97,203.67 m. width 2 500 250 265 100 26 510 145 805 95,44 52,49 147,93 95,44 60 63,62 63,62 211,55 159,064.27 m width 2 500 250 184 000 18 400 101 200 66,24 36,43 102,67 66,24 60 44,16 44,16 146,83 110,404.88 m width 2 500 250 148 800 14 880 81 840 53,57 29,46 83,03 53,57 60 35,71 35,71 118,74 89,285.49 m width 2 500 250 156 500 15 650 86 075 56,34 30,99 87,33 56,34 60 37,56 37,56 124,89 93,906.08 m width 2 500 250 160 900 16 090 88 495 57,92 31,86 89,78 57,92 60 38,62 38,62 128,40 96,54

9 TILLAGE EQUIPMENT

9.1.2 Mounted reversible

IMPLEMENTS

9.4.2 Trailed offset with wheels

9.2.1 Mounted, semi-mounted or trailed

9.4.1 Offset disc light

9.3 Disc ploughs

9.2 Mouldboard ploughs with hydraulic, spring or other plough protection

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9.4 Disc harrows (cont. )

Life Average Purchase Salvage Average Depre- Interest Total Total Repairs & Repairs Tot. Var Total TotalPeriod Use per Price Value Investment ciation Fixed Fixed Maint & Maint Costs Costs Costs

Annum Costs Costs as a % of exclexcl New Price Interest

Interest(h) (h) (R) (R) (R) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h)

2.75 m width 2 500 250 330 600 33 060 181 830 119,02 65,46 184,47 119,02 60 79,34 79,34 263,82 198,363.05 m width 2 500 250 358 200 35 820 197 010 128,95 70,92 199,88 128,95 60 85,97 85,97 285,84 214,923.67 m. width 2 500 250 212 600 21 260 116 930 76,54 42,09 118,63 76,54 60 51,02 51,02 169,65 127,564.27 m width 2 500 250 244 800 24 480 134 640 88,13 48,47 136,60 88,13 60 58,75 58,75 195,35 146,884.88 m width 2 500 250 578 600 57 860 318 230 208,30 114,56 322,86 208,30 60 138,86 138,86 461,72 347,165.49 m width 2 500 250 339 427 33 943 186 685 122,19 67,21 189,40 122,19 60 81,46 81,46 270,86 203,666.08 m width 2 500 250 655 700 65 570 360 635 236,05 129,83 365,88 236,05 60 157,37 157,37 523,25 393,42

2.4 m 20 discs 2 500 250 20 995 2 100 11 547 7,56 4,16 11,72 7,56 60 5,04 5,04 16,75 12,602.7 m 24 discs 2 500 250 23 120 2 312 12 716 8,32 4,58 12,90 8,32 60 5,55 5,55 18,45 13,873.3 m 28 discs 2 500 250 30 050 3 005 16 528 10,82 5,95 16,77 10,82 60 7,21 7,21 23,98 18,034.0 m 36 discs 2 500 250 128 095 12 810 70 452 46,11 25,36 71,48 46,11 60 30,74 30,74 102,22 76,86

2.3 m 10 discs 2 500 250 31 600 3 160 17 380 11,38 6,26 17,63 11,38 60 7,58 7,58 25,22 18,962.7 m 12 discs 2 500 250 34 200 3 420 18 810 12,31 6,77 19,08 12,31 60 8,21 8,21 27,29 20,523.2 m 14 discs 2 500 250 35 700 3 570 19 635 12,85 7,07 19,92 12,85 60 8,57 8,57 28,49 21,42

9.4.3 Trailed offset with wheels (oil bath)

9.4.5 Semi-mounted and trailed one-way

IMPLEMENTS

9.4.4 Tandem discs

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9.5 Ridgers

1 row 2 000 150 10 900 1 090 5 995 4,91 3,60 8,50 4,91 75 4,09 4,09 12,59 8,992 row 2 000 150 20 900 2 090 11 495 9,41 6,90 16,30 9,41 75 7,84 7,84 24,14 17,243 row 2 000 150 28 900 2 890 15 895 13,01 9,54 22,54 13,01 75 10,84 10,84 33,38 23,843 disc ridger 0m - 2.3 m settings 2 000 150 58 318 5 832 32 075 26,24 19,24 45,49 26,24 75 21,87 21,87 67,36 48,11

1 row 2 000 150 9 050 905 4 978 4,07 2,99 7,06 4,07 75 3,39 3,39 10,45 7,472 row 2 000 150 11 950 1 195 6 573 5,38 3,94 9,32 5,38 75 4,48 4,48 13,80 9,863 row 2 000 150 13 450 1 345 7 398 6,05 4,44 10,49 6,05 75 5,04 5,04 15,53 11,10

9.6 Rotorvators

1.3 m 2 500 250 59 300 5 930 32 615 21,35 11,74 33,09 21,35 100 23,72 23,72 56,81 45,071.5 m 2 500 250 61 500 6 150 33 825 22,14 12,18 34,32 22,14 100 24,60 24,60 58,92 46,741.8 m 2 500 250 63 700 6 370 35 035 22,93 12,61 35,54 22,93 100 25,48 25,48 61,02 48,412.0 m 2 500 250 66 200 6 620 36 410 23,83 13,11 36,94 23,83 100 26,48 26,48 63,42 50,31

9.5.1 Disc ridgers

9.5.2 Shear ridgers

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Life Average Purchase Salvage Average Depre- Interest Total Total Repairs & Repairs Tot. Var Total TotalPeriod Use per Price Value Investment ciation Fixed Fixed Maint & Maint Costs Costs Costs

Annum Costs Costs as a % of exclexcl New Price Interest

Interest(Hr) (Hr) (R) (R) (R) (R/Hr) (R/Hr) (R/Hr) (R/Hr) (R/hr) (R/hr) (R/hr) (R/hr) (R/hr)

1 Shank - Straight shank 3 000 300 6 050 605 3 328 1,82 1,00 2,81 1,82 40 0,81 0,81 3,62 2,623 Shank - Straight shank 3 000 300 13 500 1 350 7 425 4,05 2,23 6,28 4,05 40 1,80 1,80 8,08 5,855 Shank - Straight shank 3 000 300 19 900 1 990 10 945 5,97 3,28 9,25 5,97 40 2,65 2,65 11,91 8,627 Shank - Straight shank 3 000 300 26 350 2 635 14 493 7,91 4,35 12,25 7,91 40 3,51 3,51 15,77 11,421 Shank - Curved shank 3 000 300 7 980 798 4 389 2,39 1,32 3,71 2,39 40 1,06 1,06 4,77 3,463 Shank - Curved shank 3 000 300 16 500 1 650 9 075 4,95 2,72 7,67 4,95 40 2,20 2,20 9,87 7,155 Shank - Curved shank 3 000 300 24 000 2 400 13 200 7,20 3,96 11,16 7,20 40 3,20 3,20 14,36 10,407 Shank - Curved shank 3 000 300 28 850 2 885 15 868 8,66 4,76 13,42 8,66 40 3,85 3,85 17,26 12,50

3 Shank 3 000 300 34 900 3 490 19 195 10,47 5,76 16,23 10,47 40 4,65 4,65 20,88 15,125 Shank 3 000 300 53 100 5 310 29 205 15,93 8,76 24,69 15,93 40 7,08 7,08 31,77 23,017 Shank 3 000 300 68 900 6 890 37 895 20,67 11,37 32,04 20,67 40 9,19 9,19 41,23 29,869 Shank 3 000 300 107 300 10 730 59 015 32,19 17,70 49,89 32,19 40 14,31 14,31 64,20 46,5011 Shank 3 000 300 111 970 11 197 61 584 33,59 18,48 52,07 33,59 40 14,93 14,93 67,00 48,52

5 Shank 2 500 250 80 840 8 084 44 462 29,10 16,01 45,11 29,10 50 16,17 16,17 61,28 45,277 Shank 2 500 250 105 780 10 578 58 179 38,08 20,94 59,03 38,08 50 21,16 21,16 80,18 59,249 Shank 2 500 250 71 910 7 191 39 551 25,89 14,24 40,13 25,89 50 14,38 14,38 54,51 40,2711 Shank 2 500 250 83 689 8 369 46 029 30,13 16,57 46,70 30,13 50 16,74 16,74 63,44 46,8713 Shank 2 500 250 95 575 9 558 52 566 34,41 18,92 53,33 34,41 50 19,12 19,12 72,45 53,5215 Shank 2 500 250 112 694 11 269 61 982 40,57 22,31 62,88 40,57 50 22,54 22,54 85,42 63,1117 Shank 2 500 250 169 042 16 904 92 973 60,86 33,47 94,33 60,86 50 33,81 33,81 128,13 94,66

2 row (0.9 m) 2 500 250 25 245 2 525 13 885 9,09 5,00 14,09 9,09 100 10,10 10,10 24,18 19,194 row (0.9 m) 2 500 250 40 095 4 010 22 052 14,43 7,94 22,37 14,43 100 16,04 16,04 38,41 30,476 row (0.9 m) 2 500 250 63 250 6 325 34 788 22,77 12,52 35,29 22,77 100 25,30 25,30 60,59 48,078 row (0.9 m) 2 500 250 78 595 7 860 43 227 28,29 15,56 43,86 28,29 100 31,44 31,44 75,29 59,738 row folding unit 2 500 250 124 179 12 418 68 298 44,70 24,59 69,29 44,70 100 49,67 49,67 118,96 94,38

1.7 m - 5 tines (C Shank) 2 500 250 12 300 1 230 6 765 4,43 2,44 6,86 4,43 100 4,92 4,92 11,78 9,352.0 m - 7 tines (C Shank) 2 500 250 14 900 1 490 8 195 5,36 2,95 8,31 5,36 100 5,96 5,96 14,27 11,322.5 m - 9 tines (C Shank) 2 500 250 22 800 2 280 12 540 8,21 4,51 12,72 8,21 100 9,12 9,12 21,84 17,333.0 m - 31 tines (C Shank) 2 500 250 21 450 2 145 11 798 7,72 4,25 11,97 7,72 100 8,58 8,58 20,55 16,303.4 m - 34 tines (C Shank) 2 500 250 25 500 2 550 14 025 9,18 5,05 14,23 9,18 100 10,20 10,20 24,43 19,384.0 m - 41 tines (C Shank) 2 500 250 26 500 2 650 14 575 9,54 5,25 14,79 9,54 100 10,60 10,60 25,39 20,14

10.4 Cultivators

10.4.1 Row crop

10.1 Rippers (Medium Duty)

10 TINE IMPLEMENTS

10.4.2 Field cultivators (Shank tillers)

10.2 Rippers (Heavy Duty)

10.3 Spring-tine chisel ploughs

IMPLEMENTS

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9.4 Disc harrows (cont. )

Life Average Purchase Salvage Average Depre- Interest Total Total Repairs & Repairs Tot. Var Total TotalPeriod Use per Price Value Investment ciation Fixed Fixed Maint & Maint Costs Costs Costs

Annum Costs Costs as a % of exclexcl New Price Interest

Interest(h) (h) (R) (R) (R) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h)

2.75 m width 2 500 250 330 600 33 060 181 830 119,02 65,46 184,47 119,02 60 79,34 79,34 263,82 198,363.05 m width 2 500 250 358 200 35 820 197 010 128,95 70,92 199,88 128,95 60 85,97 85,97 285,84 214,923.67 m. width 2 500 250 212 600 21 260 116 930 76,54 42,09 118,63 76,54 60 51,02 51,02 169,65 127,564.27 m width 2 500 250 244 800 24 480 134 640 88,13 48,47 136,60 88,13 60 58,75 58,75 195,35 146,884.88 m width 2 500 250 578 600 57 860 318 230 208,30 114,56 322,86 208,30 60 138,86 138,86 461,72 347,165.49 m width 2 500 250 339 427 33 943 186 685 122,19 67,21 189,40 122,19 60 81,46 81,46 270,86 203,666.08 m width 2 500 250 655 700 65 570 360 635 236,05 129,83 365,88 236,05 60 157,37 157,37 523,25 393,42

2.4 m 20 discs 2 500 250 20 995 2 100 11 547 7,56 4,16 11,72 7,56 60 5,04 5,04 16,75 12,602.7 m 24 discs 2 500 250 23 120 2 312 12 716 8,32 4,58 12,90 8,32 60 5,55 5,55 18,45 13,873.3 m 28 discs 2 500 250 30 050 3 005 16 528 10,82 5,95 16,77 10,82 60 7,21 7,21 23,98 18,034.0 m 36 discs 2 500 250 128 095 12 810 70 452 46,11 25,36 71,48 46,11 60 30,74 30,74 102,22 76,86

2.3 m 10 discs 2 500 250 31 600 3 160 17 380 11,38 6,26 17,63 11,38 60 7,58 7,58 25,22 18,962.7 m 12 discs 2 500 250 34 200 3 420 18 810 12,31 6,77 19,08 12,31 60 8,21 8,21 27,29 20,523.2 m 14 discs 2 500 250 35 700 3 570 19 635 12,85 7,07 19,92 12,85 60 8,57 8,57 28,49 21,42

9.4.3 Trailed offset with wheels (oil bath)

9.4.5 Semi-mounted and trailed one-way

IMPLEMENTS

9.4.4 Tandem discs

9.5 Ridgers

1 row 2 000 150 10 900 1 090 5 995 4,91 3,60 8,50 4,91 75 4,09 4,09 12,59 8,992 row 2 000 150 20 900 2 090 11 495 9,41 6,90 16,30 9,41 75 7,84 7,84 24,14 17,243 row 2 000 150 28 900 2 890 15 895 13,01 9,54 22,54 13,01 75 10,84 10,84 33,38 23,843 disc ridger 0m - 2.3 m settings 2 000 150 58 318 5 832 32 075 26,24 19,24 45,49 26,24 75 21,87 21,87 67,36 48,11

1 row 2 000 150 9 050 905 4 978 4,07 2,99 7,06 4,07 75 3,39 3,39 10,45 7,472 row 2 000 150 11 950 1 195 6 573 5,38 3,94 9,32 5,38 75 4,48 4,48 13,80 9,863 row 2 000 150 13 450 1 345 7 398 6,05 4,44 10,49 6,05 75 5,04 5,04 15,53 11,10

9.6 Rotorvators

1.3 m 2 500 250 59 300 5 930 32 615 21,35 11,74 33,09 21,35 100 23,72 23,72 56,81 45,071.5 m 2 500 250 61 500 6 150 33 825 22,14 12,18 34,32 22,14 100 24,60 24,60 58,92 46,741.8 m 2 500 250 63 700 6 370 35 035 22,93 12,61 35,54 22,93 100 25,48 25,48 61,02 48,412.0 m 2 500 250 66 200 6 620 36 410 23,83 13,11 36,94 23,83 100 26,48 26,48 63,42 50,31

9.5.1 Disc ridgers

9.5.2 Shear ridgers

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Life Average Purchase Salvage Average Depre- Interest Total Total Repairs & Repairs Tot. Var Total TotalPeriod Use per Price Value Investment ciation Fixed Fixed Maint & Maint Costs Costs Costs

Annum Costs Costs as a % of exclexcl New Price Interest

Interest(Hr) (Hr) (R) (R) (R) (R/Hr) (R/Hr) (R/Hr) (R/Hr) (R/hr) (R/hr) (R/hr) (R/hr) (R/hr)

1 Shank - Straight shank 3 000 300 6 050 605 3 328 1,82 1,00 2,81 1,82 40 0,81 0,81 3,62 2,623 Shank - Straight shank 3 000 300 13 500 1 350 7 425 4,05 2,23 6,28 4,05 40 1,80 1,80 8,08 5,855 Shank - Straight shank 3 000 300 19 900 1 990 10 945 5,97 3,28 9,25 5,97 40 2,65 2,65 11,91 8,627 Shank - Straight shank 3 000 300 26 350 2 635 14 493 7,91 4,35 12,25 7,91 40 3,51 3,51 15,77 11,421 Shank - Curved shank 3 000 300 7 980 798 4 389 2,39 1,32 3,71 2,39 40 1,06 1,06 4,77 3,463 Shank - Curved shank 3 000 300 16 500 1 650 9 075 4,95 2,72 7,67 4,95 40 2,20 2,20 9,87 7,155 Shank - Curved shank 3 000 300 24 000 2 400 13 200 7,20 3,96 11,16 7,20 40 3,20 3,20 14,36 10,407 Shank - Curved shank 3 000 300 28 850 2 885 15 868 8,66 4,76 13,42 8,66 40 3,85 3,85 17,26 12,50

3 Shank 3 000 300 34 900 3 490 19 195 10,47 5,76 16,23 10,47 40 4,65 4,65 20,88 15,125 Shank 3 000 300 53 100 5 310 29 205 15,93 8,76 24,69 15,93 40 7,08 7,08 31,77 23,017 Shank 3 000 300 68 900 6 890 37 895 20,67 11,37 32,04 20,67 40 9,19 9,19 41,23 29,869 Shank 3 000 300 107 300 10 730 59 015 32,19 17,70 49,89 32,19 40 14,31 14,31 64,20 46,5011 Shank 3 000 300 111 970 11 197 61 584 33,59 18,48 52,07 33,59 40 14,93 14,93 67,00 48,52

5 Shank 2 500 250 80 840 8 084 44 462 29,10 16,01 45,11 29,10 50 16,17 16,17 61,28 45,277 Shank 2 500 250 105 780 10 578 58 179 38,08 20,94 59,03 38,08 50 21,16 21,16 80,18 59,249 Shank 2 500 250 71 910 7 191 39 551 25,89 14,24 40,13 25,89 50 14,38 14,38 54,51 40,2711 Shank 2 500 250 83 689 8 369 46 029 30,13 16,57 46,70 30,13 50 16,74 16,74 63,44 46,8713 Shank 2 500 250 95 575 9 558 52 566 34,41 18,92 53,33 34,41 50 19,12 19,12 72,45 53,5215 Shank 2 500 250 112 694 11 269 61 982 40,57 22,31 62,88 40,57 50 22,54 22,54 85,42 63,1117 Shank 2 500 250 169 042 16 904 92 973 60,86 33,47 94,33 60,86 50 33,81 33,81 128,13 94,66

2 row (0.9 m) 2 500 250 25 245 2 525 13 885 9,09 5,00 14,09 9,09 100 10,10 10,10 24,18 19,194 row (0.9 m) 2 500 250 40 095 4 010 22 052 14,43 7,94 22,37 14,43 100 16,04 16,04 38,41 30,476 row (0.9 m) 2 500 250 63 250 6 325 34 788 22,77 12,52 35,29 22,77 100 25,30 25,30 60,59 48,078 row (0.9 m) 2 500 250 78 595 7 860 43 227 28,29 15,56 43,86 28,29 100 31,44 31,44 75,29 59,738 row folding unit 2 500 250 124 179 12 418 68 298 44,70 24,59 69,29 44,70 100 49,67 49,67 118,96 94,38

1.7 m - 5 tines (C Shank) 2 500 250 12 300 1 230 6 765 4,43 2,44 6,86 4,43 100 4,92 4,92 11,78 9,352.0 m - 7 tines (C Shank) 2 500 250 14 900 1 490 8 195 5,36 2,95 8,31 5,36 100 5,96 5,96 14,27 11,322.5 m - 9 tines (C Shank) 2 500 250 22 800 2 280 12 540 8,21 4,51 12,72 8,21 100 9,12 9,12 21,84 17,333.0 m - 31 tines (C Shank) 2 500 250 21 450 2 145 11 798 7,72 4,25 11,97 7,72 100 8,58 8,58 20,55 16,303.4 m - 34 tines (C Shank) 2 500 250 25 500 2 550 14 025 9,18 5,05 14,23 9,18 100 10,20 10,20 24,43 19,384.0 m - 41 tines (C Shank) 2 500 250 26 500 2 650 14 575 9,54 5,25 14,79 9,54 100 10,60 10,60 25,39 20,14

10.4 Cultivators

10.4.1 Row crop

10.1 Rippers (Medium Duty)

10 TINE IMPLEMENTS

10.4.2 Field cultivators (Shank tillers)

10.2 Rippers (Heavy Duty)

10.3 Spring-tine chisel ploughs

IMPLEMENTS

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10.4 Cultivators (cont. )

Life Average Purchase Salvage Average Depre- Interest Total Total Repairs & Repairs Tot. Var Total TotalPeriod Use per Price Value Investment ciation Fixed Fixed Maint & Maint Costs Costs Costs

Annum Costs Costs as a % of exclexcl New Price Interest

Interest(Hr) (Hr) (R) (R) (R) (R/Hr) (R/Hr) (R/Hr) (R/Hr) (R/hr) (R/hr) (R/hr) (R/hr) (R/hr)

2.0 m - 7 tines (Double beam) 2 500 250 17 000 1 700 9 350 6,12 3,37 9,49 6,12 60 4,08 4,08 13,57 10,202.5 m - 9 tines (Double beam) 2 500 250 21 950 2 195 12 073 7,90 4,35 12,25 7,90 60 5,27 5,27 17,52 13,172.5 m - 9 tines (Triple beam) 2 500 250 23 600 2 360 12 980 8,50 4,67 13,17 8,50 60 5,66 5,66 18,83 14,163.5 m - 13 tines (Triple beam) 2 500 250 33 750 3 375 18 563 12,15 6,68 18,83 12,15 60 8,10 8,10 26,93 20,253.5 m - 15 tines (Triple beam) 2 500 250 36 350 3 635 19 993 13,09 7,20 20,28 13,09 60 8,72 8,72 29,01 21,816.0 m - 25 tines (Triple beam) 2 500 250 110 650 11 065 60 858 39,83 21,91 61,74 39,83 60 26,56 26,56 88,30 66,39

10.4.4.1 MEDIUM DUTY0.97 m 2 500 250 48 730 4 873 26 802 17,54 9,65 27,19 17,54 100 19,49 19,49 46,68 37,031.27 m 2 500 250 51 370 5 137 28 254 18,49 10,17 28,66 18,49 100 20,55 20,55 49,21 39,041.52 m 2 500 250 56 980 5 698 31 339 20,51 11,28 31,79 20,51 100 22,79 22,79 54,59 43,301.88 m 2 500 250 58 190 5 819 32 005 20,95 11,52 32,47 20,95 100 23,28 23,28 55,75 44,22

1.52 m 2500 250 81290 8129 44710 29,26 16,10 45,36 29,26 100 32,52 32,52 77,88 61,781.80 m 2500 250 95040 9504 52272 34,21 18,82 53,03 34,21 100 38,02 38,02 91,05 72,232.05 m 2500 250 100100 10010 55055 36,04 19,82 55,86 36,04 100 40,04 40,04 95,90 76,082.30 m 2500 250 103180 10318 56749 37,14 20,43 57,57 37,14 100 41,27 41,27 98,85 78,42

10.5 Power harrows

1.2 m 2 500 250 85 140 8 514 46 827 30,65 16,86 47,51 30,65 40 13,62 13,62 61,13 44,271.5 m 2 500 250 94 930 9 493 52 212 34,17 18,80 52,97 34,17 40 15,19 15,19 68,16 49,36

10.4.4.2 HEAVY DUTY

IMPLEMENTS

10.4.4 Rotary harrow

10.4.3 Field cultivators (Vibro tillers)

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Life Average Purchase Salvage Average Depre- Interest Total Total Repairs & Repairs Tot. Var Total TotalPeriod Use per Price Value Investment ciation Fixed Fixed Maint & Maint Costs Costs Costs

Annum Costs Costs as a % of exclexcl New Price Interest

Interest(Hr) (Hr) (R) (R) (R) (R/Hr) (R/Hr) (R/Hr) (R/Hr) (R/hr) (R/hr) (R/hr) (R/hr) (R/hr)

11.1.1 Mounted2 row (0.9 m) Mech 1 500 150 66 179 6 618 36 398 39,71 21,84 61,55 39,71 80 35,30 35,30 96,84 75,002 row (0.9 m) Air/Mech 1 500 150 100 792 10 079 55 436 60,48 33,26 93,74 60,48 80 53,76 53,76 147,49 114,233 row vegetable (0.2 m) Air 1 500 150 77 200 7 720 42 460 46,32 25,48 71,80 46,32 80 41,17 41,17 112,97 87,493 row (1.5 m) Air/Hydro 1 500 150 154 600 15 460 85 030 92,76 51,02 143,78 92,76 80 82,45 82,45 226,23 175,214 row vegetable (0.2 m) Air 1 500 150 134 860 13 486 74 173 80,92 44,50 125,42 80,92 80 71,93 71,93 197,35 152,844 row (0.9 m) Mech 1 500 150 102 450 10 245 56 348 61,47 33,81 95,28 61,47 80 54,64 54,64 149,92 116,114 row (0.9 m) Air/Hydro 1 500 150 155 627 15 563 85 595 93,38 51,36 144,73 93,38 80 83,00 83,00 227,73 176,384 row (0.9 m) Air/Mech 1 500 150 114 345 11 435 62 890 68,61 37,73 106,34 68,61 80 60,98 60,98 167,32 129,594 row No-Till (0.9 m) Air/Hydro 1 500 150 171 813 17 181 94 497 103,09 56,70 159,79 103,09 80 91,63 91,63 251,42 194,726 row veg. (0.2 m) Air 1 500 150 158 515 15 852 87 183 95,11 52,31 147,42 95,11 80 84,54 84,54 231,96 179,656 row (0.7 m) Mech 1 500 150 178 238 17 824 98 031 106,94 58,82 165,76 106,94 80 95,06 95,06 260,82 202,006 row (0.9 m) Air/Hydro 1 500 150 199 184 19 918 109 551 119,51 65,73 185,24 119,51 80 106,23 106,23 291,47 225,746 row (0.9 m) Air/Mech 1 500 150 223 312 22 331 122 822 133,99 73,69 207,68 133,99 80 119,10 119,10 326,78 253,096 row No-Till (0.9 m) Air/Hydro 1 500 150 224 465 22 447 123 456 134,68 74,07 208,75 134,68 80 119,71 119,71 328,47 254,398 row (0.9 m) Air/Hydro 1 500 150 300 565 30 057 165 311 180,34 99,19 279,53 180,34 80 160,30 160,30 439,83 340,648 row No-till (0.9 m) 1 500 150 316 872 31 687 174 280 190,12 104,57 294,69 190,12 80 169,00 169,00 463,69 359,12

11 PLANTING EQUIPMENT

11.1 Single-kernel planters

IMPLEMENTS

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Life Average Purchase Salvage Average Depre- Interest Total Total Repairs & Repairs Tot. Var Total TotalPeriod Use per Price Value Investment ciation Fixed Fixed Maint & Maint Costs Costs Costs

Annum Costs Costs as a % of exclexcl New Price Interest

Interest(Hr) (Hr) (R) (R) (R) (R/Hr) (R/Hr) (R/Hr) (R/Hr) (R/hr) (R/hr) (R/hr) (R/hr) (R/hr)

11.1.2 Trailed2 row (0.75 - 0.9 m) Mech 1 500 150 112 460 11 246 61 853 67,48 37,11 104,59 67,48 80 59,98 59,98 164,57 127,453 row (1.5 m) Mech 1 500 150 146 170 14 617 80 394 87,70 48,24 135,94 87,70 80 77,96 77,96 213,90 165,663 row (1.5 m) Mech/Hydro 1 500 150 178 009 17 801 97 905 106,81 58,74 165,55 106,81 80 94,94 94,94 260,49 201,743 row (1.5 m) Air/Hydro 1 500 150 202 093 20 209 111 151 121,26 66,69 187,95 121,26 80 107,78 107,78 295,73 229,043 row No-Till (1.5 m) Air/Hydro 1 500 150 190 530 19 053 104 792 114,32 62,87 177,19 114,32 80 101,62 101,62 278,81 215,933 row (2.3 m) Mech 1 500 150 151 220 15 122 83 171 90,73 49,90 140,63 90,73 80 80,65 80,65 221,29 171,383 row (2.3 m) Mech/Hydro 1 500 150 220 071 22 007 121 039 132,04 72,62 204,67 132,04 80 117,37 117,37 322,04 249,413 row (2.3 m) Air/Hydro 1 500 150 239 090 23 909 131 500 143,45 78,90 222,35 143,45 80 127,51 127,51 349,87 270,973 row No-Till (2.3 m) Air/Hydro 1 500 150 190 530 19 053 104 792 114,32 62,87 177,19 114,32 80 101,62 101,62 278,81 215,934 row (0.9 m) Mech 1 500 150 162 250 16 225 89 238 97,35 53,54 150,89 97,35 80 86,53 86,53 237,43 183,884 row (0.9 m) Mech/Hydro 1 500 150 188 439 18 844 103 641 113,06 62,18 175,25 113,06 80 100,50 100,50 275,75 213,564 row (0.9 m) Air/Hydro 1 500 150 381 180 38 118 209 649 228,71 125,79 354,50 228,71 80 203,30 203,30 557,79 432,004 row No-Till (0.9 m) Air/Hydro 1 500 150 216 895 21 690 119 292 130,14 71,58 201,71 130,14 80 115,68 115,68 317,39 245,815 row (1.5 m) Mech/Hydro 1 500 150 324 114 32 411 178 263 194,47 106,96 301,43 194,47 80 172,86 172,86 474,29 367,335 row (1.5 m) Air/Hydro 1 500 150 347 437 34 744 191 090 208,46 114,65 323,12 208,46 80 185,30 185,30 508,42 393,765 row No-Till (1.5 m) Air/Hydro 1 500 150 254 655 25 466 140 060 152,79 84,04 236,83 152,79 80 135,82 135,82 372,65 288,616 row (0.9 m) Mech/Hydro 1 500 150 298 924 29 892 164 408 179,35 98,64 278,00 179,35 80 159,43 159,43 437,43 338,786 row (0.9 m) Air/Hydro 1 500 150 447 924 44 792 246 358 268,75 147,81 416,57 268,75 80 238,89 238,89 655,46 507,656 row No-Till (0.9 m) Air/Hydro 1 500 150 278 465 27 847 153 156 167,08 91,89 258,97 167,08 80 148,51 148,51 407,49 315,598 row (0.9 m) Mech/Hydro 1 500 150 367 295 36 730 202 012 220,38 121,21 341,58 220,38 80 195,89 195,89 537,48 416,278 row (0.9 m) Air/Hydro 1 500 150 453 394 45 339 249 367 272,04 149,62 421,66 272,04 80 241,81 241,81 663,47 513,858 row No-Till (0.9 m) Air/Hydro 1 500 150 537 527 53 753 295 640 322,52 177,38 499,90 322,52 80 286,68 286,68 786,58 609,208 row (0.8 m )Mech/Hydro 1 500 150 447 616 44 762 246 189 268,57 147,71 416,28 268,57 80 238,73 238,73 655,01 507,308 row (0.8 m) Air/Hydro 1 500 150 435 467 43 547 239 507 261,28 143,70 404,98 261,28 80 232,25 232,25 637,23 493,53

IMPLEMENTS

11.1 Single-kernel planters (cont. )

35

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Life Average Purchase Salvage Average Depre- Interest Total Total Repairs & Repairs Tot. Var Total TotalPeriod Use per Price Value Investment ciation Fixed Fixed Maint & Maint Costs Costs Costs

Annum Costs Costs as a % of exclexcl New Price Interest

Interest(Hr) (Hr) (R) (R) (R) (R/Hr) (R/Hr) (R/Hr) (R/Hr) (R/hr) (R/hr) (R/hr) (R/hr) (R/hr)

7 rows x 370 mm 1 500 150 118 950 11 895 65 423 71,37 39,25 110,62 71,37 80 63,44 63,44 174,06 134,819 rows x 370 mm 1 500 150 148 260 14 826 81 543 88,96 48,93 137,88 88,96 80 79,07 79,07 216,95 168,0312 rows x 370 mm 1 500 150 197 750 19 775 108 763 118,65 65,26 183,91 118,65 80 105,47 105,47 289,37 224,12

13 rows x 170 mm 1 500 150 303 394 30 339 166 867 182,04 100,12 282,16 182,04 80 161,81 161,81 443,97 343,8517 rows x 170 mm 1 500 150 473 020 47 302 260 161 283,81 156,10 439,91 283,81 80 252,28 252,28 692,19 536,0919 rows x 170 mm 1 500 150 562 500 56 250 309 375 337,50 185,63 523,13 337,50 80 300,00 300,00 823,13 637,5027 rows x 170 mm 1 500 150 692 850 69 285 381 068 415,71 228,64 644,35 415,71 80 369,52 369,52 1013,87 785,23

13 rows x 175 mm 1 500 150 113 256 11 326 62 291 67,95 37,37 105,33 67,95 80 60,40 60,40 165,73 128,3615 rows x 175 mm 1 500 150 176 725 17 673 97 199 106,04 58,32 164,35 106,04 80 94,25 94,25 258,61 200,2916 rows x 190 mm 1 500 150 348 047 34 805 191 426 208,83 114,86 323,68 208,83 80 185,63 185,63 509,31 394,4524 rows x 190 mm 1 500 150 419 280 41 928 230 604 251,57 138,36 389,93 251,57 80 223,62 223,62 613,55 475,1832 rows x 190 mm 1 500 150 624 661 62 466 343 564 374,80 206,14 580,93 374,80 80 333,15 333,15 914,09 707,95

2 row 1 500 150 97 580 9 758 53 669 58,55 32,20 90,75 58,55 80 52,04 52,04 142,79 110,59

2 row 1 500 150 118 998 11 900 65 449 71,40 39,27 110,67 71,40 80 63,47 63,47 174,13 134,863 row 1 500 150 166 826 16 683 91 754 100,10 55,05 155,15 100,10 80 88,97 88,97 244,12 189,074 row 1 500 150 214 654 21 465 118 060 128,79 70,84 199,63 128,79 80 114,48 114,48 314,11 243,27

3 m 1 500 150 94 163 9 416 51 790 56,50 31,07 87,57 56,50 80 50,22 50,22 137,79 106,724 m 1 500 150 416 724 41 672 229 198 250,03 137,52 387,55 250,03 80 222,25 222,25 609,81 472,29

2m 1 500 150 17 400 1 740 9 570 10,44 5,74 16,18 10,44 80 9,28 9,28 25,46 19,72

7 row 1 500 150 130 850 13 085 71 968 78,51 43,18 121,69 78,51 80 69,79 69,79 191,48 148,309 row 1 500 150 163 100 16 310 89 705 97,86 53,82 151,68 97,86 80 86,99 86,99 238,67 184,8512 row 1 500 150 217 550 21 755 119 653 130,53 71,79 202,32 130,53 80 116,03 116,03 318,35 246,56

IMPLEMENTS

11.3 Potato planters

11.6 Land rollers

11.7 Wheat planters

11.2.1 Mounted

11.2.2 Trailed

11.2 Seed drills

11.2.3 No-till, trailed

11.4 Vegetable transplanters

11.5 Fine seed seeders

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Life Average Purchase Salvage Average Depre- Interest Total Total Repairs & Repairs Tot. Var Total TotalPeriod Use per Price Value Investment ciation Fixed Fixed Maint & Maint Costs Costs Costs

Annum Costs Costs as a % of exclexcl New Price Interest

Interest(Hr) (Hr) (R) (R) (R) (R/Hr) (R/Hr) (R/Hr) (R/Hr) (R/hr) (R/hr) (R/hr) (R/hr) (R/hr)

One-row auger 3 000 300 176 900 17 690 97 295 53,07 29,19 82,26 53,07 45 26,54 26,54 108,79 79,61Two-row auger type (0.9 m) 3 000 300 337 494 33 749 185 622 101,25 55,69 156,93 101,25 45 50,62 50,62 207,56 151,87Two-row auger type (1.5 m) 3 000 300 393 500 39 350 216 425 118,05 64,93 182,98 118,05 45 59,03 59,03 242,00 177,08Two-row auger type (2.3 m) 3 000 300 396 582 39 658 218 120 118,97 65,44 184,41 118,97 45 59,49 59,49 243,90 178,46Three-row auger type (0.9 m) 3 000 300 411 900 41 190 226 545 123,57 67,96 191,53 123,57 45 61,79 61,79 253,32 185,36Three-row auger type (1.5 m) 3 000 300 425 900 42 590 234 245 127,77 70,27 198,04 127,77 45 63,89 63,89 261,93 191,66Four-row auger type (0.9 m) 3 000 300 435 800 43 580 239 690 130,74 71,91 202,65 130,74 45 65,37 65,37 268,02 196,11

Thresher 2 000 200 42 350 4 235 23 293 19,06 10,48 29,54 19,06 45 9,53 9,53 39,07 28,59With petrol motor 2 000 200 63 690 6 369 35 030 28,66 15,76 44,42 28,66 50 15,92 15,92 60,35 44,58

1.5 m 2 000 200 92 882 9 288 51 085 41,80 22,99 64,79 41,80 60 27,86 27,86 92,65 69,661.8 m 2 000 200 97 383 9 738 53 561 43,82 24,10 67,92 43,82 60 29,21 29,21 97,14 73,04

12.1 Trailed combines

12 HARVESTING EQUIPMENT

IMPLEMENTS

12.3 POTATO LIFTERS

12.2 Threshers

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13 PLANT NUTRITION AND PEST CONTROL EQUIPMENT

Life Average Purchase Salvage Average Depre- Interest Total Total Repairs & Repairs Tot. Var Total TotalPeriod Use per Price Value Investment ciation Fixed Fixed Maint & Maint Costs Costs Costs

Annum Costs Costs as a % of exclexcl New Price Interest

Interest(Hr) (Hr) (R) (R) (R) (R/Hr) (R/Hr) (R/Hr) (R/Hr) (R/hr) (R/hr) (R/hr) (R/hr) (R/hr)

13.1.1 MountedSingle disc (300 L) 1 200 150 5 082 508 2 795 3,81 1,68 5,49 3,81 90 3,81 3,81 9,30 7,62Single disc (350 L) 1 200 150 5 800 580 3 190 4,35 1,91 6,26 4,35 90 4,35 4,35 10,61 8,70Single disc (400 L) 1 200 150 14 759 1 476 8 117 11,07 4,87 15,94 11,07 90 11,07 11,07 27,01 22,14Single disc (500 L) 1 200 150 6 221 622 3 422 4,67 2,05 6,72 4,67 90 4,67 4,67 11,38 9,33Double disc (500 L) 1 200 150 51 000 5 100 28 050 38,25 16,83 55,08 38,25 90 38,25 38,25 93,33 76,50Double disc (600 L) 1 200 150 36 670 3 667 20 169 27,50 12,10 39,60 27,50 90 27,50 27,50 67,11 55,01Double disc (700 L) 1 200 150 43 749 4 375 24 062 32,81 14,44 47,25 32,81 90 32,81 32,81 80,06 65,62Double disc (900 L) 1 200 150 49 900 4 990 27 445 37,43 16,47 53,89 37,43 90 37,43 37,43 91,32 74,85Double disc (1000 L) 1 200 150 42 271 4 227 23 249 31,70 13,95 45,65 31,70 90 31,70 31,70 77,36 63,41Double disc (1200 L) 1 200 150 52 502 5 250 28 876 39,38 17,33 56,70 39,38 90 39,38 39,38 96,08 78,75Double disc (1500 L) 1 200 150 99 929 9 993 54 961 74,95 32,98 107,92 74,95 90 74,95 74,95 182,87 149,89Double disc (1650 L) 1 200 150 83 994 8 399 46 197 63,00 27,72 90,71 63,00 90 63,00 63,00 153,71 125,99Double disc (2500 L) 1 200 150 93 686 9 369 51 527 70,26 30,92 101,18 70,26 90 70,26 70,26 171,45 140,53Double disc (3000 L) 1 200 150 150 700 15 070 82 885 113,03 49,73 162,76 113,03 90 113,03 113,03 275,78 226,05Pendulum (400 L) 1 200 150 26 012 2 601 14 307 19,51 8,58 28,09 19,51 90 19,51 19,51 47,60 39,02Pendulum (500 L) 1 200 150 28 391 2 839 15 615 21,29 9,37 30,66 21,29 90 21,29 21,29 51,96 42,59Pendulum (600 L) 1 200 150 29 151 2 915 16 033 21,86 9,62 31,48 21,86 90 21,86 21,86 53,35 43,73Pendulum (700 L) 1 200 150 25 100 2 510 13 805 18,83 8,28 27,11 18,83 90 18,83 18,83 45,93 37,65Pendulum (800 L) 1 200 150 31 841 3 184 17 513 23,88 10,51 34,39 23,88 90 23,88 23,88 58,27 47,76Pendulum (1000 L) 1 200 150 35 223 3 522 19 373 26,42 11,62 38,04 26,42 90 26,42 26,42 64,46 52,83

IMPLEMENTS

13.1 Fertilizer spreaders

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13.1.2 TrailedDouble disc (1600 L) 1 200 150 95 475 9 548 52 511 71,61 31,51 103,11 71,61 90 71,61 71,61 174,72 143,21Double disc (2500 L) 1 200 150 137 000 13 700 75 350 102,75 45,21 147,96 102,75 90 102,75 102,75 250,71 205,50Double disc (4000 L) 1 200 150 147 302 14 730 81 016 110,48 48,61 159,09 110,48 90 110,48 110,48 269,56 220,95Double disc (8000 L) 1 200 150 253 000 25 300 139 150 189,75 83,49 273,24 189,75 90 189,75 189,75 462,99 379,50Double disc (15000 L) 1 200 150 483 000 48 300 265 650 362,25 159,39 521,64 362,25 90 362,25 362,25 883,89 724,50

3.0 cu.m. 1 200 150 70 700 7 070 38 885 53,03 23,33 76,36 53,03 30 17,68 17,68 94,03 70,704.2 cu.m. 1 200 150 86 400 8 640 47 520 64,80 28,51 93,31 64,80 30 21,60 21,60 114,91 86,40

13.3 Lime spreaders

Trailed 2 ton 1 200 150 121 700 12 170 66 935 91,28 40,16 131,44 91,28 90 91,28 91,28 222,71 182,55Trailed 3 ton 1 200 150 115 640 11 564 63 602 86,73 38,16 124,89 86,73 90 86,73 86,73 211,62 173,46Trailed 5 ton 1 200 150 117 600 11 760 64 680 88,20 38,81 127,01 88,20 90 88,20 88,20 215,21 176,40

13.4 Mist blowers

300 L General 1 500 150 68 620 6 862 37 741 41,17 22,64 63,82 41,17 50 22,87 22,87 86,69 64,05400 L General 1 500 150 53 598 5 360 29 479 32,16 17,69 49,85 32,16 50 17,87 17,87 67,71 50,02600 L General 1 500 150 85 537 8 554 47 045 51,32 28,23 79,55 51,32 50 28,51 28,51 108,06 79,83

1000 L General 1 500 150 94 948 9 495 52 221 56,97 31,33 88,30 56,97 50 31,65 31,65 119,95 88,621500 L General 1 500 150 113 041 11 304 62 173 67,82 37,30 105,13 67,82 50 37,68 37,68 142,81 105,502000 L General 1 500 150 137 027 13 703 75 365 82,22 45,22 127,44 82,22 50 45,68 45,68 173,11 127,89

13.2 Manure spreaders

13.4.1 Mounted with PTO drive

13.4.2 Trailed with PTO drive

13.1 Fertilizer spreaders (cont. )

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13.5 Boom sprayers

Life Average Purchase Salvage Average Depre- Interest Total Total Repairs & Repairs Tot. Var Total TotalPeriod Use per Price Value Investment ciation Fixed Fixed Maint & Maint Costs Costs Costs

Annum Costs Costs as a % of exclexcl New Price Interest

Interest(Hr) (Hr) (R) (R) (R) (R/Hr) (R/Hr) (R/Hr) (R/Hr) (R/hr) (R/hr) (R/hr) (R/hr) (R/hr)

13.5.1 Mounted

6 m - 10 m boom 1 500 150 25 588 2 559 14 073 15,35 8,44 23,80 15,35 50 8,53 8,53 32,33 23,88

8 m - 12 m boom 1 500 150 37 618 3 762 20 690 22,57 12,41 34,98 22,57 50 12,54 12,54 47,52 35,11

10 m boom 1 500 150 23 008 2 301 12 654 13,80 7,59 21,40 13,80 50 7,67 7,67 29,07 21,4712 m boom 1 500 150 76 000 7 600 41 800 45,60 25,08 70,68 45,60 50 25,33 25,33 96,01 70,93

10 m boom 1 500 150 25 675 2 568 14 121 15,41 8,47 23,88 15,41 50 8,56 8,56 32,44 23,9612 m boom 1 500 150 118 330 11 833 65 082 71,00 39,05 110,05 71,00 50 39,44 39,44 149,49 110,4415 m boom 1 500 150 168 655 16 866 92 760 101,19 55,66 156,85 101,19 50 56,22 56,22 213,07 157,4118 m boom 1 500 150 223 134 22 313 122 724 133,88 73,63 207,51 133,88 50 74,38 74,38 281,89 208,2613.5.2 TRAILED

12 m boom 1 500 150 45 715 4 572 25 143 27,43 15,09 42,51 27,43 50 15,24 15,24 57,75 42,6714 m boom 1 500 150 113 480 11 348 62 414 68,09 37,45 105,54 68,09 50 37,83 37,83 143,36 105,9115 m boom 1 500 150 469 600 46 960 258 280 281,76 154,97 436,73 281,76 50 156,53 156,53 593,26 438,2918 m boom 1 500 150 284 000 28 400 156 200 170,40 93,72 264,12 170,40 50 94,67 94,67 358,79 265,07

18 m boom 1 500 150 518 277 51 828 285 052 310,97 171,03 482,00 310,97 50 172,76 172,76 654,76 483,7324 m boom 1 500 150 674 190 67 419 370 805 404,51 222,48 627,00 404,51 50 224,73 224,73 851,73 629,24

24 m boom 1 500 150 321 249 32 125 176 687 192,75 106,01 298,76 192,75 50 107,08 107,08 405,84 299,83

24 m boom 1 500 150 489 000 48 900 268 950 293,40 161,37 454,77 293,40 50 163,00 163,00 617,77 456,40

18 m boom 1 500 150 572 995 57 300 315 147 343,80 189,09 532,89 343,80 50 191,00 191,00 723,88 534,80

18 m boom 1 500 150 595 319 59 532 327 425 357,19 196,46 553,65 357,19 50 198,44 198,44 752,09 555,63

30 m boom 1 500 150 1118 000 111 800 614 900 670,80 368,94 1039,74 670,80 50 372,67 372,67 1412,41 1043,47

13.5.2.4 MAX 3000 L TANK CAPACITY

13.5.1.1 MAX 400 L TANK CAPACITY

13.5.1.2 MAX 600 L TANK CAPACITY

13.5.2.5 MAX 3200 L TANK CAPICITY

13.5.2.6 MAX 4000 L TANK CAPACITY

13.5.2.7 MAX 4400 L TANK CAPACITY

13.5.1.3 MAX 800 L TANK CAPACITY

13.5.1.4 MAX 1000 L TANK CAPACITY

13.5.2.1 MAX 2000 L TANK CAPACITY

13.5.2.2 MAX 2400 L TANK CAPACITY

13.5.2.3 MAX 2800 L TANK CAPACITY

IMPLEMENTS

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Life Average Purchase Salvage Average Depre- Interest Total Total Repairs & Repairs Tot. Var Total TotalPeriod Use per Price Value Investment ciation Fixed Fixed Maint & Maint Costs Costs Costs

Annum Costs Costs as a % of exclexcl New Price Interest

Interest(Hr) (Hr) (R) (R) (R) (R/Hr) (R/Hr) (R/Hr) (R/Hr) (R/hr) (R/hr) (R/hr) (R/hr) (R/hr)

Small (PTO) 3 000 300 32 780 3 278 18 029 9,83 5,41 15,24 9,83 50 5,46 5,46 20,71 15,30Medium (PTO) 3 000 300 40 150 4 015 22 083 12,05 6,62 18,67 12,05 50 6,69 6,69 25,36 18,74Large (PTO) 3 000 300 53 460 5 346 29 403 16,04 8,82 24,86 16,04 50 8,91 8,91 33,77 24,95

Trailed 3 000 300 44 550 4 455 24 503 13,37 7,35 20,72 13,37 50 7,43 7,43 28,14 20,79Trailed with intake mechanisms 3 000 300 89 320 8 932 49 126 26,80 14,74 41,53 26,80 50 14,89 14,89 56,42 41,68

14.2 Feed mixers

14.2.1 Wagon mixers7 cubic m (incl. scale) 6 000 600 341 209 34 121 187 665 51,18 28,15 79,33 51,18 60 34,12 34,12 113,45 85,3013 cubic m (incl. scale) 6 000 600 513 733 51 373 282 553 77,06 42,38 119,44 77,06 60 51,37 51,37 170,82 128,4315 cubic m (incl. scale) 6 000 600 562 331 56 233 309 282 84,35 46,39 130,74 84,35 60 56,23 56,23 186,98 140,5817 cubic m (incl. scale) 6 000 600 643 401 64 340 353 871 96,51 53,08 149,59 96,51 60 64,34 64,34 213,93 160,8520 cubic m (incl. scale) 6 000 600 809 028 80 903 444 965 121,35 66,74 188,10 121,35 60 80,90 80,90 269,00 202,2614.2.2 Vertical mixers8 cubic m 6 000 600 381 590 38 159 209 875 57,24 31,48 88,72 57,24 60 38,16 38,16 126,88 95,4010 cubic m 6 000 600 405 394 40 539 222 967 60,81 33,45 94,25 60,81 60 40,54 40,54 134,79 101,3512 cubic m 6 000 600 427 262 42 726 234 994 64,09 35,25 99,34 64,09 60 42,73 42,73 142,06 106,82

Single set of rollers(3000 kg maize meal/hour) 8 000 800 120 340 12 034 66 187 13,54 7,45 20,98 13,54 50 7,52 7,52 28,51 21,06

Double set of rollers(500 kg maize meal/hour) 8 000 800 177 540 17 754 97 647 19,97 10,99 30,96 19,97 50 11,10 11,10 42,05 31,07

Double set of rollers(wheat & maize mill)(400 kg maize meal/hour, 3 machines) 8 000 800 816 338 81 634 448 986 91,84 50,51 142,35 91,84 50 51,02 51,02 193,37 142,86

14.1 Hammermills

14.1.2 Trailed with intake mechanism

14.1.1 Electric and PTO Driven (electric motor excluded)

14.3 Rollermills (motor included)

14 FEED PROCESSING EQUIPMENT

IMPLEMENTS

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15.1 Mowers

Life Average Purchase Salvage Average Depre- Interest Total Total Repairs & Repairs Tot. Var Total TotalPeriod Use per Price Value Investment ciation Fixed Fixed Maint & Maint Costs Costs Costs

Annum Costs Costs as a % of exclexcl New Price Interest

Interest(Hr) (Hr) (R) (R) (R) (R/Hr) (R/Hr) (R/Hr) (R/Hr) (R/hr) (R/hr) (R/hr) (R/hr) (R/hr)

15.1.1 Cutterbar1.75 m 2 000 150 31 960 3 196 17 578 14,38 10,55 24,93 14,38 120 19,18 19,18 44,10 33,5615.1.2 Disc and drum1.5 m Drum 2 000 150 39 850 3 985 21 918 17,93 13,15 31,08 17,93 80 15,94 15,94 47,02 33,871.6 m Disc 2 000 150 54 100 5 410 29 755 24,35 17,85 42,20 24,35 80 21,64 21,64 63,84 45,991.85 m Drum 2 000 150 53 932 5 393 29 663 24,27 17,80 42,07 24,27 80 21,57 21,57 63,64 45,841.8 m Disc 2 000 150 57 227 5 723 31 475 25,75 18,88 44,64 25,75 80 22,89 22,89 67,53 48,642.2 m Drum 2 000 150 53 400 5 340 29 370 24,03 17,62 41,65 24,03 80 21,36 21,36 63,01 45,392.4 m Disc 2 000 150 74 931 7 493 41 212 33,72 24,73 58,45 33,72 80 29,97 29,97 88,42 63,692.65 m Drum 2 000 150 87 053 8 705 47 879 39,17 28,73 67,90 39,17 80 34,82 34,82 102,72 74,002.6 m Disc 2 000 150 127 031 12 703 69 867 57,16 41,92 99,08 57,16 80 50,81 50,81 149,90 107,983.0 m Drum 2 000 150 89 100 8 910 49 005 40,10 29,40 69,50 40,10 80 35,64 35,64 105,14 75,743.0 m Disc 2 000 150 101 963 10 196 56 080 45,88 33,65 79,53 45,88 80 40,79 40,79 120,32 86,6715.1.3 Slashers – heavy duty1.2 m 2 000 150 16 180 1 618 8 899 7,28 5,34 12,62 7,28 80 6,47 6,47 19,09 13,751.5 m 2 000 150 19 775 1 978 10 876 8,90 6,53 15,42 8,90 80 7,91 7,91 23,33 16,811.5 m 2 000 150 28 800 2 880 15 840 12,96 9,50 22,46 12,96 80 11,52 11,52 33,98 24,481.8 m 2 000 150 23 371 2 337 12 854 10,52 7,71 18,23 10,52 80 9,35 9,35 27,58 19,871.8 m 2 000 150 33 200 3 320 18 260 14,94 10,96 25,90 14,94 80 13,28 13,28 39,18 28,22

1.5 m 2 000 150 35 100 3 510 19 305 15,80 11,58 27,38 15,80 80 14,04 14,04 41,42 29,841.8 m 2 000 150 35 900 3 590 19 745 16,16 11,85 28,00 16,16 80 14,36 14,36 42,36 30,522.0 m 2 000 150 37 700 3 770 20 735 16,97 12,44 29,41 16,97 80 15,08 15,08 44,49 32,05

1.5m 2 000 150 32 000 3 200 17 600 14,40 10,56 24,96 14,40 80 12,80 12,80 37,76 27,201.8m 2 000 150 32 900 3 290 18 095 14,81 10,86 25,66 14,81 80 13,16 13,16 38,82 27,972.0m 2 000 150 35 200 3 520 19 360 15,84 11,62 27,46 15,84 80 14,08 14,08 41,54 29,923.5m 2 000 150 106 900 10 690 58 795 48,11 35,28 83,38 48,11 80 42,76 42,76 126,14 90,87

15.0 HAY AND SILAGE MACHINERY

15.1.3 Slashers – heavy duty

IMPLEMENTS

15.1.5 Haymakers

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Life Average Purchase Salvage Average Depre- Interest Total Total Repairs & Repairs Tot. Var Total TotalPeriod Use per Price Value Investment ciation Fixed Fixed Maint & Maint Costs Costs Costs

Annum Costs Costs as a % of exclexcl New Price Interest

Interest(Hr) (Hr) (R) (R) (R) (R/Hr) (R/Hr) (R/Hr) (R/Hr) (R/hr) (R/hr) (R/hr) (R/hr) (R/hr)

2.0 - 2.4 m 2 000 200 165 009 16 501 90 755 74,25 40,84 115,09 74,25 60 49,50 49,50 164,60 123,762.6 - 2.8 m 2 000 200 178 888 17 889 98 388 80,50 44,27 124,77 80,50 60 53,67 53,67 178,44 134,1715.2.2 Trailed3.0 m 2 000 200 318 132 31 813 174 973 143,16 78,74 221,90 143,16 60 95,44 95,44 317,34 238,603.2 m 2 000 200 294 987 29 499 162 243 132,74 73,01 205,75 132,74 60 88,50 88,50 294,25 221,243.5 m 2 000 200 359 330 35 933 197 632 161,70 88,93 250,63 161,70 60 107,80 107,80 358,43 269,504.0 m 2 000 200 400 732 40 073 220 403 180,33 99,18 279,51 180,33 60 120,22 120,22 399,73 300,554.5 m 2 000 200 454 231 45 423 249 827 204,40 112,42 316,83 204,40 60 136,27 136,27 453,10 340,678.0 m 2 000 200 528 348 52 835 290 591 237,76 130,77 368,52 237,76 60 158,50 158,50 527,03 396,26

4 wheel - 2.3 m 2 000 200 7 652 765 4 209 3,44 1,89 5,34 3,44 120 4,59 4,59 9,93 8,035 wheel - 2.8 m 2 000 200 10 190 1 019 5 605 4,59 2,52 7,11 4,59 120 6,11 6,11 13,22 10,708 wheel - 5.4 m 2 000 200 27 567 2 757 15 162 12,41 6,82 19,23 12,41 120 16,54 16,54 35,77 28,959 wheel - 5.4 m 2 000 200 26 180 2 618 14 399 11,78 6,48 18,26 11,78 120 15,71 15,71 33,97 27,4910 wheel - 5.4 m 2 000 200 29 000 2 900 15 950 13,05 7,18 20,23 13,05 120 17,40 17,40 37,63 30,4512 wheel - 6.7 m 2 000 200 40 000 4 000 22 000 18,00 9,90 27,90 18,00 120 24,00 24,00 51,90 42,0012 wheel - 7.6 m 2 000 200 53 679 5 368 29 523 24,16 13,29 37,44 24,16 120 32,21 32,21 69,65 56,36

15.3.2.1 RAKE TYPE3.2 m 2 000 200 45 482 4 548 25 015 20,47 11,26 31,72 20,47 120 27,29 27,29 59,01 47,763.5 m 2 000 200 86 291 8 629 47 460 38,83 21,36 60,19 38,83 120 51,77 51,77 111,96 90,614.2 m 2 000 200 90 620 9 062 49 841 40,78 22,43 63,21 40,78 120 54,37 54,37 117,58 95,155.0 m 2 000 200 68 820 6 882 37 851 30,97 17,03 48,00 30,97 120 41,29 41,29 89,29 72,266.8 m 2 000 200 298 432 29 843 164 138 134,29 73,86 208,16 134,29 120 179,06 179,06 387,22 313,357.8 m 2 000 200 395 723 39 572 217 648 178,08 97,94 276,02 178,08 120 237,43 237,43 513,45 415,5115.3.2.2 UNIVERSAL TYPE3.0 m 2 000 200 37 283 3 728 20 506 16,78 9,23 26,00 16,78 120 22,37 22,37 48,37 39,153.2 m 2 000 200 49 760 4 976 27 368 22,39 12,32 34,71 22,39 120 29,86 29,86 64,56 52,254.2 m 2 000 200 79 000 7 900 43 450 35,55 19,55 55,10 35,55 120 47,40 47,40 102,50 82,956.4 m 2 000 200 135 534 13 553 74 544 60,99 33,54 94,53 60,99 120 81,32 81,32 175,86 142,317.5 m 2 000 200 124 685 12 469 68 577 56,11 30,86 86,97 56,11 120 74,81 74,81 161,78 130,92

15.3.1 Finger wheel rakes

15.3.2 PTO-powered rakes

IMPLEMENTS

15.2 Mower conditioners

15.2.1 Mounted

15.3 Hay rakes and tedders

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Life Average Purchase Salvage Average Depre- Interest Total Total Repairs & Repairs Tot. Var Total TotalPeriod Use per Price Value Investment ciation Fixed Fixed Maint & Maint Costs Costs Costs

Annum Costs Costs as a % of exclexcl New Price Interest

Interest(Hr) (Hr) (R) (R) (R) (R/Hr) (R/Hr) (R/Hr) (R/Hr) (R/hr) (R/hr) (R/hr) (R/hr) (R/hr)

Class 3 (360x460cm) 2 000 200 220 612 22 061 121 337 99,28 54,60 153,88 99,28 60 66,18 66,18 220,06 165,46Class 3 (360x480cm) 2 000 200 229 000 22 900 125 950 103,05 56,68 159,73 103,05 60 68,70 68,70 228,43 171,75Class 4 (360x460cm) 2 000 200 189 865 18 987 104 426 85,44 46,99 132,43 85,44 120 113,92 113,92 246,35 199,36Class 4 (360x490cm) 2 000 200 279 000 27 900 153 450 125,55 69,05 194,60 125,55 120 167,40 167,40 362,00 292,9515.4.1.2 BIG SQUARE BALERS(1200 x 700 cm) 2 000 200 1 483 288 148 329 815 808 667,48 367,11 1034,59 667,48 120 889,97 889,97 1924,57 1557,45(1200 x 1000 cm) 2 000 200 1 950 286 195 029 1072 657 877,63 482,70 1360,32 877,63 120 1170,17 1170,17 2530,50 2047,80

Small (1.2 m) 2 000 200 348 439 34 844 191 641 156,80 86,24 243,04 156,80 60 104,53 104,53 347,57 261,33Small (wide intake) 2 000 200 302 685 30 269 166 477 136,21 74,91 211,12 136,21 60 90,81 90,81 301,93 227,01Medium (1.5 m) 2 000 200 285 020 28 502 156 761 128,26 70,54 198,80 128,26 60 85,51 85,51 284,31 213,77Medium (wide intake) 2 000 200 311 517 31 152 171 334 140,18 77,10 217,28 140,18 60 93,46 93,46 310,74 233,64Medium (1.6 m) 2 000 200 314 469 31 447 172 958 141,51 77,83 219,34 141,51 60 94,34 94,34 313,68 235,85

Bale Fork Loader 2.2m lift - 500kg 2 500 250 9 240 924 5 082 3,33 1,83 5,16 3,33 40 1,48 1,48 6,63 4,80Bale Fork Loader 2.7m lift - 500kg 2 500 250 10 400 1 040 5 720 3,74 2,06 5,80 3,74 40 1,66 1,66 7,47 5,41Uniloader with spike - 750kg 2 500 250 33 000 3 300 18 150 11,88 6,53 18,41 11,88 40 5,28 5,28 23,69 17,16Uniloader with spike - 1000kg 2 500 250 48 200 4 820 26 510 17,35 9,54 26,90 17,35 40 7,71 7,71 34,61 25,06Uniloader spike, swivel hook, cruciform -1000kg 2 500 250 44 200 4 420 24 310 15,91 8,75 24,66 15,91 40 7,07 7,07 31,74 22,98

Trailed round bale wrapper 2 500 250 165 894 16 589 91 242 59,72 32,85 92,57 59,72 40 26,54 26,54 119,11 86,26

Round bales 2 500 250 31 350 3 135 17 243 11,29 6,21 17,49 11,29 40 5,02 5,02 22,51 16,30

1 row 2 000 200 88 510 8 851 48 681 39,83 21,91 61,74 39,83 80 35,40 35,40 97,14 75,23

2 row 2 000 200 362 483 36 248 199 366 163,12 89,71 252,83 163,12 80 144,99 144,99 397,83 308,113 row 2 000 200 492 434 49 243 270 839 221,60 121,88 343,47 221,60 80 196,97 196,97 540,45 418,571.6 m 2 000 200 165 729 16 573 91 151 74,58 41,02 115,60 74,58 80 66,29 66,29 181,89 140,872.1 m 2 000 200 380 000 38 000 209 000 171,00 94,05 265,05 171,00 80 152,00 152,00 417,05 323,002.2 m 2 000 200 616 851 61 685 339 268 277,58 152,67 430,25 277,58 80 246,74 246,74 676,99 524,32

Single chop (1.3 m) 2 000 200 57 153 5 715 31 434 25,72 14,15 39,86 25,72 80 22,86 22,86 62,73 48,58Double chop (1.6 m) 2 000 200 106 272 10 627 58 450 47,82 26,30 74,12 47,82 80 42,51 42,51 116,63 90,33Double chop (1.8 m) 2 000 200 112 221 11 222 61 722 50,50 27,77 78,27 50,50 80 44,89 44,89 123,16 95,39

15.4 Hay balers

15.4.2 ROUND BALERS

15.5.1 Round bales

15.5.2 Bale wrappers

15.5 Bale-handling equipment

15.4.1.1 SMALL SQUARE BALERS15.4.1 Square balers

IMPLEMENTS

15.6.1.1 MOUNTED

15.6.1.2 TRAILED

15.6.2 Flail type

15.6 Forage harvesters

15.5.3 Bale shredder

15.6.1 Precision chop

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Life Average Purchase Salvage Average Depre- Interest Total Total Repairs & Repairs Tot. Var Total TotalPeriod Use per Price Value Investment ciation Fixed Fixed Maint & Maint Costs Costs Costs

Annum Costs Costs as a % of exclexcl New Price Interest

Interest(Hr) (Hr) (R) (R) (R) (R/Hr) (R/Hr) (R/Hr) (R/Hr) (R/hr) (R/hr) (R/hr) (R/hr) (R/hr)

Front end loader 2 500 250 64 307 6 431 35 369 23,15 12,73 35,88 23,15 30 7,72 7,72 43,60 30,87Extra heavy duty 2 500 250 71 148 7 115 39 131 25,61 14,09 39,70 25,61 30 8,54 8,54 48,24 34,15

2.0 m 2 500 250 25 845 2 584 14 214 9,30 5,12 14,42 9,30 30 3,10 3,10 17,52 12,412.5 m 2 500 250 29 183 2 918 16 051 10,51 5,78 16,28 10,51 30 3,50 3,50 19,79 14,01

0.75 cubic meters 2 500 250 19 323 1 932 10 628 6,96 3,83 10,78 6,96 30 2,32 2,32 13,10 9,281.5 cubic meters 2 500 250 26 163 2 616 14 390 9,42 5,18 14,60 9,42 30 3,14 3,14 17,74 12,561.8 cubic metres 2 500 250 67 595 6 760 37 177 24,33 13,38 37,72 24,33 30 8,11 8,11 45,83 32,452.5 cubic metres 2 500 250 75 163 7 516 41 340 27,06 14,88 41,94 27,06 30 9,02 9,02 50,96 36,083.0 cubic metres 2 500 250 65 000 6 500 35 750 23,40 12,87 36,27 23,40 30 7,80 7,80 44,07 31,204.0 cubic metres 2 500 250 96 773 9 677 53 225 34,84 19,16 54,00 34,84 30 11,61 11,61 65,61 46,456.0 cubic metres 2 500 250 135 300 13 530 74 415 48,71 26,79 75,50 48,71 30 16,24 16,24 91,73 64,949.0 cubic metres 2 500 250 248 600 24 860 136 730 89,50 49,22 138,72 89,50 30 29,83 29,83 168,55 119,3312.0 cubic metres 2 500 250 348 480 34 848 191 664 125,45 69,00 194,45 125,45 30 41,82 41,82 236,27 167,27

unit with 230mm auger 2 500 250 16 426 1 643 9 034 5,91 3,25 9,17 5,91 30 1,97 1,97 11,14 7,88unit with 300mm auger 2 500 250 17 320 1 732 9 526 6,24 3,43 9,66 6,24 30 2,08 2,08 11,74 8,31unit with 450mm auger 2 500 250 17 621 1 762 9 692 6,34 3,49 9,83 6,34 30 2,11 2,11 11,95 8,46

Notes 1) Salvage value = 10% of purchase price of purchase price2)3)4)5)6) Variable costs = repair costs

IMPLEMENTS

16.3 Dam scoops

Repairs and maintenance costs are calculated as a % of purchase price

Average investment = (Purchase price + Salvage value) / 2Depreciation cost per hour = (Purchase price - Salvage value) / Life period in hours

16.4 Rear-mounted post diggers

16.0 EARTH MOVING EQUIPMENT

16.1 Front end loaders

16.2 Rear-mounted graders

Interest cost per hour = 9% of average investment/ Average use per annum.

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Truck Engine Life Annual Fuel Purchase Depre- Licence & Interest Total fixed Total fixed Repairs Fuel Oil Tyres Tot. Var Total Total Costssize capacity usage consumption price ciation insurance costs cost - Int. & maint costs costs exc Interest(t) (cc) (km) (km) (L/100 km) (R ) (c/Km) (c/Km) (c/Km) (c/Km) (c/Km) (c/Km) (c/Km) (c/Km) (c/Km) (c/Km) (c/Km) (c/Km)0,5 <1 400 160 000 20 000 7,90 134 044 75,40 24,69 33,18 133,27 100,09 41,89 80,82 2,05 3,49 12,83 141,08 274,34 241,171 2 000 swb 160 000 20 000 10,00 122 105 68,68 23,25 30,22 122,16 91,94 38,16 102,30 2,60 6,40 14,95 164,40 286,56 256,341 2 000 lwb 160 000 20 000 10,60 141 667 79,69 26,68 35,06 141,43 106,36 44,27 108,44 2,75 6,40 16,19 178,05 319,47 284,411 <= 2 500 lwb 160 000 20 000 11,00 162 985 91,68 30,41 40,34 162,43 122,09 50,93 112,53 2,86 6,40 17,27 189,99 352,42 312,081 <= 3 000 lwb 160 000 20 000 14,00 215 965 121,48 39,68 53,45 214,61 161,16 67,49 143,22 3,63 6,40 22,07 242,82 457,43 403,98

17.3 Two-wheel drive: diesel

1 <= 2 500 lwb 160 000 20 000 8,00 163 509 91,97 30,50 40,47 162,94 122,47 51,10 77,76 2,08 6,40 13,73 151,07 314,01 273,541 <= 3 000 lwb 160 000 20 000 9,50 232 538 130,80 42,58 57,55 230,93 173,38 72,67 92,34 2,47 6,40 17,39 191,26 422,20 364,64

17.3 Two-wheel drive: club cab

1 P <= 3 000 160 000 20 000 14,00 143,22 3,63 8,73 #DIV/0! #DIV/0! #DIV/0! #DIV/0!1 D <= 2 500 160 000 20 000 8,00 222 132 124,95 41,02 54,98 220,94 165,97 69,42 77,76 2,08 8,73 15,80 173,78 394,73 339,751 D <= 3 000 160 000 20 000 9,50 264 387 148,72 48,41 65,44 262,57 197,13 82,62 92,34 2,47 8,73 18,62 204,77 467,34 401,90

17.3 Two-wheel drive: double cab

1 P <= 2 500 160 000 20 000 10,20 246 094 138,43 45,67 60,91 245,00 184,09 76,90 104,35 2,65 8,73 19,26 211,89 456,90 395,991 D <= 2 400 160 000 20 000 8,00 268 520 151,04 49,59 66,46 267,09 200,63 83,91 77,76 2,08 8,73 17,25 189,73 456,82 390,361 D <= 3 000 160 000 20 000 9,50 313 684 176,45 57,49 77,64 311,58 233,94 98,03 92,34 2,47 8,73 20,16 221,72 533,30 455,66

Notes 1)2)3)4)5)6)7)8)9)

10)11)12)13)14)15)16)17)

SWB = short wheel base; LWB = long wheel base P = Petrol; D = Diesel

17. LDV COSTS

Contingency factor (c/Km)

Depreciation cost per kilometre = (purchase price – salvage value)/life period in kilometres

Oil consumption = 1% of fuel consumption for 1 ton LDVS Price of oil = 2 596 cents per litre

Oil cost = oil consumption * oil price

Assumption: A set of tyres lasts 50 000km

The price of diesel = 972 cents per litre The price of petrol = 1023 cents per litre Fuel cost/km = fuel consumption * fuel price

A contingency factor of 10% of the variable costs is used.

Tyres: The average price of new and retreaded tyres is used

17.1 Two-wheel drive: petrol

Salvage value = 10% of purchase price

Interest cost = 10% of average investment/kilometres per annum Insurance and licence = 3,50% of purchase price + licence/kilometres per annum

Repairs and maintenance = 50% of purchase price/life period in kilometres

Average investment = (purchase price + salvage value)/2

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17.5 Four-wheel drive: single cab

Engine Life Annual Fuel Purchase Depre- Licence & Interest Tot. Fixed Tot. Fixed Repairs Fuel Oil Tyres Tot. Var Total Total Costscapacity usage consumption Price ciation Insurance Costs Cost - Int. & Maint Costs Costs exc Interest

(t) (cc) (Km) (Km) (L/100 Km) (R ) (c/Km) (c/Km) (c/Km) (c/Km) (c/Km) (c/Km) (c/Km) (c/Km) (c/Km) (c/Km) (c/Km) (c/Km)1 P <= 2 600 160 000 20 000 10,20 216 675 121,88 39,80 53,63 215,31 161,68 67,71 104,35 2,65 8,73 18,34 201,78 417,09 363,461 D <= 2 500 160 000 20 000 8,00 247 094 138,99 45,13 61,16 245,27 184,12 77,22 77,76 2,08 8,73 16,58 182,36 427,64 366,481 D <= 3 000 160 000 20 000 10,20 257 043 144,59 46,87 63,62 255,07 191,45 80,33 99,14 2,65 11,50 19,36 212,97 468,05 404,43

17.6 Four-wheel drive: club cab

1 D <= 2 500 160 000 20 000 8,00 280 305 157,67 51,20 69,38 278,25 208,87 87,60 77,76 2,08 8,73 17,62 193,78 472,03 402,651 D <= 3 000 160 000 20 000 9,50 92,34 2,47 11,50

17.6 Four-wheel drive: double cab

1 P <= 3 000 160 000 20 000 14,00 330 787 186,07 60,49 81,87 328,43 246,56 103,37 143,22 3,63 9,50 25,97 285,70 614,13 532,261 D <= 2 500 160 000 20 000 9,50 311 480 175,21 57,11 77,09 309,41 232,32 97,34 92,34 2,47 9,50 20,16 221,81 531,22 454,13

Notes 1)2)3)4)5)6)7)8)9)

10)11)12)13)14)15)16)17)

Truck size

Insurance and licence = 3,50% of purchase price + licence/kilometres per annum Depreciation cost per kilometre = (purchase price – salvage value)/life period in kilometres Average investment = (purchase price + salvage value)/2 Salvage value = 10% of purchase price

The price of diesel = 972 cents per litre

Contingency Factor (c/Km)

Interest cost = 10% of average investment/kilometres per annum Repairs and maintenance = 50% of purchase price/life period in kilometres

Assumption: A set of tyres lasts 50 000km A contingency factor of 10% of the variable costs is used. SWB = short wheel base; LWB = long wheel base P = Petrol; D = Diesel

The price of petrol = 1023 cents per litre Fuel cost/km = fuel consumption * fuel price Price of oil = 2 596 cents per litre Oil consumption = 1% of fuel consumption for 1 ton LDVS Oil cost = oil consumption * oil price Tyres: The average price of new and retreaded tyres is used

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18. TRUCK COSTS

Life Annual Purchase Depre- Licence & Interest Total fixed Total fixed Repairs Fuel Oil Tyres Contingency Total Var. Total Total Costsusage price ciation insurance Costs cost - Int. & maint factor costs Costs exc Interest

(t) (km) (km) (R) (L/100 km) (c/km) (c/km) (c/km) (c/km) (c/km) (c/km) (c/km) (c/km) (c/km) (c/km) (c/km) (c/km) (c/km)3.0 ton 300 000 35 000 280 000 15,00 84,00 34,34 39,60 157,94 118,34 46,67 145,80 5,84 34,68 23,30 256,28 414,22 374,624.0 ton 300 000 35 000 430 000 15,00 129,00 54,13 60,81 243,95 183,13 71,67 145,80 5,84 34,68 25,80 283,78 527,73 466,925.0 ton 300 000 40 000 448 000 25,00 134,40 49,60 55,44 239,44 184,00 74,67 243,00 9,74 34,68 36,21 398,29 637,73 582,297.0 ton 300 000 60 000 467 000 28,00 140,10 35,76 38,53 214,39 175,86 93,40 272,16 14,54 55,69 43,58 479,37 693,76 655,238.0 ton 300 000 60 000 526 000 30,00 157,80 41,85 43,40 243,05 199,65 105,20 291,60 15,58 59,59 47,20 519,16 762,21 718,81

18.2 Double differential with dropsides

14.0 ton 300 000 70 000 970 000 40,00 291,00 62,11 68,59 421,71 353,11 194,00 388,80 20,77 72,22 67,58 743,37 1165,08 1096,48

18.0 ton 700 000 70 000 925 000 45,00 118,93 72,47 65,41 256,81 191,40 63,43 437,40 23,37 72,22 59,64 656,06 912,86 847,45

18.4 Dual axle truck: horse only

22.0 ton 700 000 70 000 864 000 46,00 111,09 58,34 61,10 230,52 169,43 59,25 447,12 23,88 78,49 60,87 669,61 900,14 839,0425.0 ton 700 000 70 000 952 000 48,00 122,40 64,84 67,32 254,56 187,24 65,28 466,56 24,92 113,37 67,01 737,15 991,71 924,3929.0 ton 700 000 70 000 1 105 000 50,00 142,07 75,05 78,14 295,26 217,12 75,77 486,00 25,96 156,98 74,47 819,18 1114,44 1036,30

18.5 6 X 4 truck tractor with timber trailer

18 ton semi-trailer 700 000 70 000 1 405 000 45,00 180,64 92,58 99,35 372,58 273,22 96,34 437,40 23,37 78,49 63,56 699,16 1071,73 972,3824 ton semi-trailer 700 000 70 000 1 540 000 47,00 198,00 101,61 108,90 408,51 299,61 105,60 456,84 24,40 113,37 70,02 770,24 1178,75 1069,8538 ton interlink 700 000 70 000 1 683 000 52,00 216,39 112,68 119,01 448,08 329,07 115,41 505,44 27,00 156,98 80,48 885,31 1333,39 1214,38

18.6 6 X 4 truck tractor with sugar cane single spiller trailer

18 ton semi-trailer 700 000 70 000 1 430 000 47,00 183,86 94,01 101,12 378,99 277,87 98,06 456,84 24,40 78,49 65,78 723,57 1102,56 1001,4424 ton semi-trailer 700 000 70 000 1 565 000 47,00 201,21 103,04 110,67 414,92 304,26 107,31 456,84 24,40 113,37 70,19 772,13 1187,05 1076,3838 ton interlink 700 000 70 000 1 683 000 52,00 216,39 112,68 119,01 448,08 329,07 115,41 505,44 27,00 156,98 80,48 885,31 1333,39 1214,38

Notes 1)2)3)4)5)6)

7)8)9)

10)11)

12)13)14)15)

18.1 Single differential with dropsides

The price of petrol = 1023 cents per litre The price of diesel = 972 cents per litre Repairs and maintenance = 48% of purchase price/life period in kilometres for mechanical horses with interlinks Repairs and maintenance = 60% of purchase price/life period in kilometres for 7–12,5 ton trucks Repairs and maintenance = 50% of purchase price/life period in kilometres for 3–5 ton trucks Interest cost per km 10% of average investment/kilometres per annum

A contingency factor of 10% of the variable costs is used. Assumption: A set of tyres lasts 45 000km Tyres: The average price of new and retreaded tyres is used. Oil cost = oil consumption * oil price Oil consumption = 2% of fuel consumption for all the other lorries

18.3 Single differential with semi trailer

Insurance & licence = 4% of average investment per annum

Average investment = (purchase price + salvage value)/2 Salvage value = 10% of purchase price

Truck size Fuel consumption

Depreciation cost per kilometre = (purchase price – salvage value)/life period in kilometres

Oil consumption = 1,5% of fuel consumption for the 3–5 ton lorries The price of oil = 2596 cents per litre Fuel cost/km = fuel consumption * fuel price

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19.1 Electric motors: 1.1 to 4.0 Kw

KVA Life Average Purchase Salvage Average Depre- Interest Total Total Fixed Repairs & Average Total WTD AVG WTD AVGSize required period annual price value investment ciation fixed cost excl mainte- electricity variable total Costs total Costs

usage costs interest nance cost costs excl Interest(kW) (h) (h) (R) (R) (R) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h)

1,10 1,29 20 000 250 887 88,70 487,85 0,04 0,23 0,27 0,04 0,00 0,62 0,62 0,90 0,661,10 1,29 20 000 500 887 88,70 487,85 0,04 0,12 0,16 0,04 0,00 0,62 0,62 0,78 0,661,10 1,29 20 000 1500 887 88,70 487,85 0,04 0,04 0,08 0,04 0,00 0,62 0,62 0,70 0,661,10 1,29 20 000 2500 887 88,70 487,85 0,04 0,02 0,06 0,04 0,00 0,62 0,62 0,68 0,661,50 1,76 20 000 250 1062 106,20 584,10 0,05 0,28 0,33 0,05 0,01 0,84 0,85 1,17 0,891,50 1,76 20 000 500 1062 106,20 584,10 0,05 0,14 0,19 0,05 0,01 0,84 0,85 1,03 0,891,50 1,76 20 000 1500 1062 106,20 584,10 0,05 0,05 0,09 0,05 0,01 0,84 0,85 0,94 0,891,50 1,76 20 000 2500 1062 106,20 584,10 0,05 0,03 0,08 0,05 0,01 0,84 0,85 0,92 0,892,20 2,59 20 000 250 1240 124,00 682,00 0,06 0,33 0,38 0,06 0,01 1,23 1,24 1,62 1,302,20 2,59 20 000 500 1240 124,00 682,00 0,06 0,16 0,22 0,06 0,01 1,23 1,24 1,46 1,302,20 2,59 20 000 1500 1240 124,00 682,00 0,06 0,05 0,11 0,06 0,01 1,23 1,24 1,35 1,302,20 2,59 20 000 2500 1240 124,00 682,00 0,06 0,03 0,09 0,06 0,01 1,23 1,24 1,33 1,303,00 3,53 20 000 250 1435 143,50 789,25 0,06 0,38 0,44 0,06 0,01 1,68 1,69 2,13 1,753,00 3,53 20 000 500 1435 143,50 789,25 0,06 0,19 0,25 0,06 0,01 1,68 1,69 1,94 1,753,00 3,53 20 000 1500 1435 143,50 789,25 0,06 0,06 0,13 0,06 0,01 1,68 1,69 1,82 1,753,00 3,53 20 000 2500 1435 143,50 789,25 0,06 0,04 0,10 0,06 0,01 1,68 1,69 1,79 1,754,00 4,71 20 000 250 1681 168,10 924,55 0,08 0,44 0,52 0,08 0,01 2,24 2,25 2,77 2,334,00 4,71 20 000 500 1681 168,10 924,55 0,08 0,22 0,30 0,08 0,01 2,24 2,25 2,55 2,334,00 4,71 20 000 1500 1681 168,10 924,55 0,08 0,07 0,15 0,08 0,01 2,24 2,25 2,40 2,334,00 4,71 20 000 2500 1681 168,10 924,55 0,08 0,04 0,12 0,08 0,01 2,24 2,25 2,37 2,33

Notes: 1)2)3)4)5)6)7)8)

9)

10)11)

19. ELECTRIC MOTORS

Note these costs are only guidelines and each new electrical installation will need its own evaluationEach new connection must be evaluated against the current use of the transformer to be used

the user is compelled to use a higher capacity transformerAs the KVA required approaches yhr allotted landratetransformer size,Transformer size for landrate 1 = 100 KVATransformer size for landrate 1 = 50 KVATransformer size for landrate 1 = 25 KVA

Salvage value = 10% of purchase price

KVA needed (power factor) = 85% of kW sizeWeighted average for land rates 0.66 R/kWhRepairs & maintenance = 10% of purchase price / life period in hoursInterest cost per hour = 9% of average investment / average use per annumDepreciation cost per hour = (Purchase price - Salvage value) / Life period in hoursAverage investment = (Purchase price + Salvage value) / 2

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19. Electric motors (cont.)

19.2 Electric motors: 5.5 to 18.5 kW

KVA Life Average Purchase Salvage Average Depre- Interest Total Total Fixed Repairs & Average Total WTD AVG WTD AVGSize required period annual price value investment ciation fixed cost excl mainte- electricity variable Total costs total costs

usage costs interest nance cost costs excl interest(kW) (h) (h) (R) (R) (R) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h)

5,50 6,47 20 000 250 2 203 220 1 212 0,10 0,58 0,68 0,10 0,01 3,09 3,10 3,78 3,205,50 6,47 20 000 500 2 203 220 1 212 0,10 0,29 0,39 0,10 0,01 3,09 3,10 3,49 3,205,50 6,47 20 000 1 500 2 203 220 1 212 0,10 0,10 0,20 0,10 0,01 3,09 3,10 3,29 3,205,50 6,47 20 000 2 500 2 203 220 1 212 0,10 0,06 0,16 0,10 0,01 3,09 3,10 3,25 3,207,50 8,82 20 000 250 2 622 262 1 442 0,12 0,69 0,81 0,12 0,01 4,21 4,22 5,03 4,347,50 8,82 20 000 500 2 622 262 1 442 0,12 0,35 0,46 0,12 0,01 4,21 4,22 4,68 4,347,50 8,82 20 000 1 500 2 622 262 1 442 0,12 0,12 0,23 0,12 0,01 4,21 4,22 4,45 4,347,50 8,82 20 000 2 500 2 622 262 1 442 0,12 0,07 0,19 0,12 0,01 4,21 4,22 4,41 4,34

11,00 12,94 20 000 250 4 137 414 2 275 0,19 1,09 1,28 0,19 0,02 6,17 6,19 7,47 6,3811,00 12,94 20 000 500 4 137 414 2 275 0,19 0,55 0,73 0,19 0,02 6,17 6,19 6,92 6,3811,00 12,94 20 000 1 500 4 137 414 2 275 0,19 0,18 0,37 0,19 0,02 6,17 6,19 6,56 6,3811,00 12,94 20 000 2 500 4 137 414 2 275 0,19 0,11 0,30 0,19 0,02 6,17 6,19 6,49 6,3815,00 17,65 20 000 250 5 007 501 2 754 0,23 1,32 1,55 0,23 0,03 8,42 8,44 9,99 8,6715,00 17,65 20 000 500 5 007 501 2 754 0,23 0,66 0,89 0,23 0,03 8,42 8,44 9,33 8,6715,00 17,65 20 000 1 500 5 007 501 2 754 0,23 0,22 0,45 0,23 0,03 8,42 8,44 8,89 8,6715,00 17,65 20 000 2 500 5 007 501 2 754 0,23 0,13 0,36 0,23 0,03 8,42 8,44 8,80 8,6718,50 21,76 20 000 250 6 149 615 3 382 0,28 1,62 1,90 0,28 0,03 10,38 10,41 12,31 10,6918,50 21,76 20 000 500 6 149 615 3 382 0,28 0,81 1,09 0,28 0,03 10,38 10,41 11,50 10,6918,50 21,76 20 000 1 500 6 149 615 3 382 0,28 0,27 0,55 0,28 0,03 10,38 10,41 10,96 10,6918,50 21,76 20 000 2 500 6 149 615 3 382 0,28 0,16 0,44 0,28 0,03 10,38 10,41 10,85 10,69

Notes: 1)2)3)4)5)6)7)8)

9)

10)11)

KVA needed (power factor) = 85% of kW sizeTransformer size for landrate 1 = 25 KVATransformer size for landrate 1 = 50 KVATransformer size for landrate 1 = 100 KVAAs the KVA required approaches yhr allotted landratetransformer size,

Depreciation cost per hour = (Purchase price - Salvage value) / Life period in hoursAverage investment = (Purchase price + Salvage value) / 2Salvage value = 10% of purchase price

Interest cost per hour = 9% of average investment / average use per annumRepairs & maintenance = 10% of purchase price / life period in hoursWeighted average for land rates 0.66 R/kWh

the user is compelled to use a higher capacity transformerNote these costs are only guidelines and each new electrical installation will need its own evaluationEach new connection must be evaluated against the current use of the transformer to be used

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19. ELECTRIC MOTORS (cont.)

19.3 Electric motors: 22.0 to 75.0 kW

KVA Life Average Purchase Salvage Average Depre- Interest Total Total Fixed Repairs & Average Total WTD AVG WTD AVGSize required period annual price value investment ciation fixed cost excl mainte- electricity variable Total costs Total costs

usage costs interest nance cost costs excl interest(kW) (h) (h) (R) (R) (R) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h)22,00 25,88 20 000 250 7 427 743 4 085 0,33 1,96 2,29 0,33 0,04 12,34 12,38 14,67 12,7122,00 25,88 20 000 500 7 427 743 4 085 0,33 0,98 1,31 0,33 0,04 12,34 12,38 13,69 12,7122,00 25,88 20 000 1 500 7 427 743 4 085 0,33 0,33 0,66 0,33 0,04 12,34 12,38 13,04 12,7122,00 25,88 20 000 2 500 7 427 743 4 085 0,33 0,20 0,53 0,33 0,04 12,34 12,38 12,91 12,7130,00 35,29 20 000 250 8 886 889 4 887 0,40 2,35 2,75 0,40 0,04 16,83 16,87 19,62 17,2730,00 35,29 20 000 500 8 886 889 4 887 0,40 1,17 1,57 0,40 0,04 16,83 16,87 18,45 17,2730,00 35,29 20 000 1 500 8 886 889 4 887 0,40 0,39 0,79 0,40 0,04 16,83 16,87 17,67 17,2730,00 35,29 20 000 2 500 8 886 889 4 887 0,40 0,23 0,63 0,40 0,04 16,83 16,87 17,51 17,2737,00 43,53 20 000 250 12 185 1 219 6 702 0,55 3,22 3,77 0,55 0,06 20,76 20,82 24,58 21,3737,00 43,53 20 000 500 12 185 1 219 6 702 0,55 1,61 2,16 0,55 0,06 20,76 20,82 22,97 21,3737,00 43,53 20 000 1 500 12 185 1 219 6 702 0,55 0,54 1,08 0,55 0,06 20,76 20,82 21,90 21,3737,00 43,53 20 000 2 500 12 185 1 219 6 702 0,55 0,32 0,87 0,55 0,06 20,76 20,82 21,69 21,3745,00 52,94 20 000 250 14 182 1 418 7 800 0,64 3,74 4,38 0,64 0,07 25,25 25,32 29,70 25,9545,00 52,94 20 000 500 14 182 1 418 7 800 0,64 1,87 2,51 0,64 0,07 25,25 25,32 27,83 25,9545,00 52,94 20 000 1 500 14 182 1 418 7 800 0,64 0,62 1,26 0,64 0,07 25,25 25,32 26,58 25,9545,00 52,94 20 000 2 500 14 182 1 418 7 800 0,64 0,37 1,01 0,64 0,07 25,25 25,32 26,33 25,9555,00 64,71 20 000 250 18 253 1 825 10 039 0,82 4,82 5,64 0,82 0,09 30,86 30,95 36,59 31,7755,00 64,71 20 000 500 18 253 1 825 10 039 0,82 2,41 3,23 0,82 0,09 30,86 30,95 34,18 31,7755,00 64,71 20 000 1 500 18 253 1 825 10 039 0,82 0,80 1,62 0,82 0,09 30,86 30,95 32,57 31,7755,00 64,71 20 000 2 500 18 253 1 825 10 039 0,82 0,48 1,30 0,82 0,09 30,86 30,95 32,25 31,7775,00 88,24 20 000 250 21 803 2 180 11 992 0,98 5,76 6,74 0,98 0,11 42,08 42,18 48,92 43,1775,00 88,24 20 000 500 21 803 2 180 11 992 0,98 2,88 3,86 0,98 0,11 42,08 42,18 46,04 43,1775,00 88,24 20 000 1 500 21 803 2 180 11 992 0,98 0,96 1,94 0,98 0,11 42,08 42,18 44,12 43,1775,00 88,24 20 000 2 500 21 803 2 180 11 992 0,98 0,58 1,56 0,98 0,11 42,08 42,18 43,74 43,17

Notes: 1)2)3)4)5)6)7)8)

9)

10)11)

Transformer size for landrate 1 = 100 KVA

the user is compelled to use a higher capacity transformer

Interest cost per hour = 9% of average investment / average use per annumRepairs & maintenance = 10% of purchase price / life period in hoursWeighted average for land rates 0.66 R/kWhKVA needed (power factor) = 85% of kW sizeTransformer size for landrate 1 = 25 KVATransformer size for landrate 1 = 50 KVA

Salvage value = 10% of purchase price

Depreciation cost per hour = (Purchase price - Salvage value) / Life period in hoursAverage investment = (Purchase price + Salvage value) / 2

As the KVA required approaches yhr allotted landratetransformer size,

Note these costs are only guidelines and each new electrical installation will need its own evaluationEach new connection must be evaluated against the current use of the transformer to be used

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19. ELECTRIC MOTORS (cont.)

KVA Life Average Purchase Salvage Average Depre- Interest Total Total Fixed Repairs & Average Total WTD AVG WTD AVGSize required period annual price value investment ciation fixed cost excl mainte- electricity variable Total costs Total costs

usage costs interest nance cost costs excl interest(kW) (h) (h) (R) (R) (R) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h) (R/h)90,00 105,88 20 000 250 25 106 2 511 13 808 1,13 6,63 7,76 1,13 0,13 50,49 50,62 58,37 51,7590,00 105,88 20 000 500 25 106 2 511 13 808 1,13 3,31 4,44 1,13 0,13 50,49 50,62 55,06 51,7590,00 105,88 20 000 1 500 25 106 2 511 13 808 1,13 1,10 2,23 1,13 0,13 50,49 50,62 52,85 51,7590,00 105,88 20 000 2 500 25 106 2 511 13 808 1,13 0,66 1,79 1,13 0,13 50,49 50,62 52,41 51,75

110,00 129,41 20 000 250 29 345 2 935 16 140 1,32 7,75 9,07 1,32 0,15 61,71 61,86 70,92 63,18110,00 129,41 20 000 500 29 345 2 935 16 140 1,32 3,87 5,19 1,32 0,15 61,71 61,86 67,05 63,18110,00 129,41 20 000 1 500 29 345 2 935 16 140 1,32 1,29 2,61 1,32 0,15 61,71 61,86 64,47 63,18110,00 129,41 20 000 2 500 29 345 2 935 16 140 1,32 0,77 2,10 1,32 0,15 61,71 61,86 63,95 63,18132,00 155,29 20 000 250 36 837 3 684 20 260 1,66 9,72 11,38 1,66 0,18 74,05 74,24 85,62 75,89132,00 155,29 20 000 500 36 837 3 684 20 260 1,66 4,86 6,52 1,66 0,18 74,05 74,24 80,76 75,89132,00 155,29 20 000 1 500 36 837 3 684 20 260 1,66 1,62 3,28 1,66 0,18 74,05 74,24 77,51 75,89132,00 155,29 20 000 2 500 36 837 3 684 20 260 1,66 0,97 2,63 1,66 0,18 74,05 74,24 76,87 75,89160,00 188,24 20 000 250 40 974 4 097 22 536 1,84 10,82 12,66 1,84 0,20 89,76 89,96 102,63 91,81160,00 188,24 20 000 500 40 974 4 097 22 536 1,84 5,41 7,25 1,84 0,20 89,76 89,96 97,22 91,81160,00 188,24 20 000 1 500 40 974 4 097 22 536 1,84 1,80 3,65 1,84 0,20 89,76 89,96 93,61 91,81160,00 188,24 20 000 2 500 40 974 4 097 22 536 1,84 1,08 2,93 1,84 0,20 89,76 89,96 92,89 91,81185,00 217,65 20 000 250 52 055 5 206 28 630 2,34 13,74 16,08 2,34 0,26 103,79 104,05 120,13 106,39185,00 217,65 20 000 500 52 055 5 206 28 630 2,34 6,87 9,21 2,34 0,26 103,79 104,05 113,26 106,39185,00 217,65 20 000 1 500 52 055 5 206 28 630 2,34 2,29 4,63 2,34 0,26 103,79 104,05 108,68 106,39185,00 217,65 20 000 2 500 52 055 5 206 28 630 2,34 1,37 3,72 2,34 0,26 103,79 104,05 107,76 106,39

Notes: 1)2)3)4)5)6)7)8)

9)

10)11)

Transformer size for landrate 1 = 100 KVA

the user is compelled to use a higher capacity transformer

19.4 Electric motors: 90.0 to 185.0 kW

Salvage value = 10% of purchase price

Interest cost per hour = 9% of average investment / average use per annum

Average investment = (Purchase price + Salvage value) / 2

Weighted average for land rates 0.66 R/kWhKVA needed (power factor) = 85% of kW size

Repairs & maintenance = 10% of purchase price / life period in hours

Note these costs are only guidelines and each new electrical installation will need its own evaluationEach new connection must be evaluated against the current use of the transformer to be used

As the KVA required approaches yhr allotted landratetransformer size,

Depreciation cost per hour = (Purchase price - Salvage value) / Life period in hours

Transformer size for landrate 1 = 25 KVATransformer size for landrate 1 = 50 KVA

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FIELD CAPACITIES OF AGRICULTURAL MACHINERY

An introductionThe field capacity in ha/10 h day = Speed in km/h x working width in m x N.Where N = field efficiency which is expressed as a decimal. The field efficiency factor allows for time spent on turning on the headlands, refueling the tractor, filling seed and fertiliser bins on a planter, etc. In the following tables average field efficiencies for the different operations are given. In practice, this figure might differ from the actual values depending on how efficiently the operations are carried out.

Example 1A single-tine subsoiler is used at a speed of 5 km/h and at a spacing of 2 m. From field observations it is determined that 17 percent of the time is spent on turning at the headlands and refueling the tractor. Determine the field capacity. Working speed = 5 km/h Working width = 2 m Field efficiency = 100 – 17 = 83 %, i.e. 0,83 as a decimal Field capacity = 5 x 2 x 0,83 = 8,3 ha/10 h day.In the following tables, the column “kW required”, gives an indication of the actual power required to carry out the operation at specified field capacity. It should be kept in mind that a naturally aspirated engine working under Highveld conditions can only deliver approximately 80 % of its rated power as measured at sea level. A turbo charged engine is assumed not to lose any power with an increase in altitude. Therefore, if the table indicates that 40kW is required, a tractor with an advertised rated power of 40/0,8 = 50 kW has to be used. If the tractor is fitted with a turbo charger, a 40 kW turbo-charged tractor would suffice.In some places of the tables a recommended tractor size is specified. This is for certain operations where the physical size of the tractor, and not the power of the tractor determines the field capacity for the operation. An example of such an operation is the use of a high speed planter where a smaller tractor is unstable at high speeds although sufficient power is available. The lifting capacity of a three-point hitch may also be a limiting factor in certain operations.The field capacities listed in Table 1 can be adjusted to suit the specific requirements by interpolation between the work rates for the machines. If for instance, a 55 kW tractor is available and the work rate for ploughing in a sandy soil has to be determined, it can be done as follows: Available kW at Highveld altitude = 0,8 x 55 = 44 kWFrom Table 1 it can be seen that 48 kW is required to plough 10 ha per day.The field capacity with 44 kW available will then be: Field Capacity (ha/10 h day) = (10 ha/day x 44 kW) ÷ 48 kW = 9,2 ha/dayTable 1 usually provides for three soil types, namely sandy, sandy-loam and clay-loam. This classification is very wide and the work rates have to be modified for ploughing in the specific soil and comparing it with the field capacities in Table 1. The tabulated figures can then be adjusted for the specific soil type.(By J. Pretorius and A.J. Heynes, Pr. Eng.) Directorate: Agricultural Engineering.

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1.

Speed (km/h) ha/day Tractor size

(kW)

75 mm depth and N = 83% Firm soil Loose soilWidth 1,6 m 24 28 8,0 10,0 30–35

3,0 m 36 43 8,0 20,0 45–543,0 m 45 54 9,2 23,0 56–683,7 m 48 57 9,0 28,0 60–714,5 m 55 64 10,0 38,0 68–806,0 m 70 80 10,0 50,0 88–1007,5 m 90 100 10,0 62,0 113–1259,0 m 117 120 10,0 75,0 146–150

2.

65 mm depth and N = 83% Firm soil Loose soilWidth 1,6 m 24 28 8,0 10,0 30–35

3,0 m 36 43 8,0 20,0 45–543,0 m 45 54 9,2 23,0 56–683,7 m 48 57 9,0 28,0 60–714,5 m 55 64 10,0 38,0 68–806,0 m 70 80 10,0 50,0 88–1007,5 m 90 100 10,0 62,0 113–1259,0 m 117 120 10,0 75,0 146–150

3.

150 mm depth and N = 83% Firm soil Loose soilWidth 3,0 m 70 85 8,0 20,0 88–106

3,8 m 85 110 8,0 25,0 106–1384,6 m 105 130 8,0 31,0 131–1635,5 m 120 160 9,3 36,0 150–2006,5 m 150 – 11,3 43,0 188–250

FIELD CULTIVATOR

LIGHT DISC HARROW

Implement kW required

HEAVY DISC (OFFSET OR ONE-WAY)

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4.

Speed (km/h) ha/day Tractor size

(kW)

200 mm depth, 300 mm spacing and N = 83% Sand Sandy loam Clay loamWidth 2,2 m 38 48 60 5,5 10,0 48–75

3,0 m 47 60 74 5,5 14,0 59–923,4 m 60 71 108 7,0 20,0 75–1354,0 m 70 82 125 7,0 23,0 88–1564,5 m 86 105 150 7,6 29,0 108–1884,9 m 93 120 170 7,6 31,0 116–2125,4 m 108 140 198 8,0 36,0 135–2486,1 m 150 194 274 9,8 50,0 188–343

5.

380 mm depth, 500 mm spacing and N = 83% Sand Sandy loam Clay loam2 - t = 1,0 m 40 45 60 6,5 5,5 50–753 - t = 1,5 m 48 60 78 7,0 9,0 60–985 - t = 2,5 m 60 75 100 6,8 14,0 75–1257 - t = 3,5 m 70 100 120 6,8 20,0 88–1509 - t = 4,5 m 100 130 170 7,2 28,0 125–212

11 - t = 5,5 m 120 150 195 4,0 33,0 150–244

6.

250 mm depth and N = 83%2 x 508 mm = 1,02 m 24 – – 5,0 4,5 303 x 508 mm = 1,52 m 40 – – 5,8 7,5 504 x 508 mm = 2,03 m 48 – – 5,9 10,0 605 x 508 mm = 2,54 m 60 – – 6,1 13,0 755 x 508 mm = 2,54 m 72 – – 7,3 15,5 906 x 508 mm = 3,05 m 100 – – 8,1 21,0 1258 x 406 mm = 3,25 m 113 – – 8,2 22,5 1418 x 457 mm = 3,66 m 138 – – 8,8 27,0 1733 x 406 mm = 1,22 m – 40 – 5,0 5,0 50

Implement kW required

MOULDBOARD PLOUGH

RIPPER PLOUGH

CHISEL PLOUGH

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6.

Speed (km/h) ha/day Tractor size

(kW)

250 mm depth and N = 83%4 x 406 mm = 1,63 m – 48 – 5,0 7,0 605 x 406 mm = 2,03 m – 60 – 5,5 9,0 905 x 406 mm = 2,03 m – 72 – 7,0 12,0 1256 x 406 mm = 2,44 m – 100 – 7,9 16,0 1507 x 406 mm = 2,85 m – 120 – 8,0 19,0 1758 x 406 mm = 3,25 m – 140 – 8,2 22,0 2008 x 457 mm = 3,66 m – 160 – 8,2 25,0 503 x 406 mm = 1,22 m – – 40 3,3 3,5 604 x 406 mm = 1,63 m – – 48 3,6 5,0 905 x 406 mm = 2,03 m – – 63 4,2 7,0 795 x 406 mm = 2,03 m – – 73 5,6 9,5 916 x 406 mm = 2,44 m – – 100 6,6 13,5 1257 x 406 mm = 2,85 m – – 143 7,8 18,5 1798 x 406 mm = 3,25 m – – 163 7,9 21,0 204

8 x 457 mm = 3,66 B114m – – 200 6,6 26,0 250

7.

150 mm depth and N = 83% Sandy loam5-section = 5,5 m 30 8,7 40,0 388-section = 7,3 m 45 9,0 55,0 56

12-section = 11,0 m 65 9,3 85,0 8116-section = 14,6 m 95 9,9 120,0 120

8.

N = 60% Sandy loamWidth 3 m 15 8,0 14,0 30

4 m 18 8,0 19,0 306 m 24 8,0 29,0 408 m 27 8,0 38,0 50

10 m 34 8,0 48,0 75

SPREADER (LIME OR FERTILISER)

HEAVY SPIKE-TOOTH HARROW

MOULDBOARD PLOUGH (cont. )

Implement kW required

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8.

Speed (km/h) ha/day Tractor size

(kW)

N = 60%12 m 42 8,0 58,0 7514 m 47 8,0 67,0 9016 m 54 8,0 77,0 11018 m 60 8,0 86,0 130

9.

Full fertiliser and N = 60% Sand Sandy loam Clay loam2 x 0,91 m = 1,82 m (*M) 21 20 19 8,0 9,0 352 x 0,91 m = 1,82 m (*M) 25 23 22 12,0 13,0 354 x 0,91 m = 3,64 m (*M) 25 23 22 6,0 13,0 404 x 0,91 m = 3,64 m (*M) 33 40 29 8,0 18,0 404 x 0,91 m = 3,64 m (*M) 43 39 37 10,0 22,0 504 x 0,91 m = 3,64 m (*T) 50 46 44 12,0 26,0 556 x 0,91 m = 5,46 m (*T) 38 34 33 6,0 20,0 506 x 0,91 m = 5,46 m (*T) 50 46 44 8,0 26,0 606 x 0,91 m = 5,46 m (*T) 60 56 54 10,0 33,0 706 x 0,91 m = 5,46 m (*T) 74 68 65 12,0 39,0 758 x 0,91 m = 7,28 m (*T) 49 45 43 6,0 26,0 708 x 0,91 m = 7,28 m (*T) 66 60 58 8,0 35,0 808 x 0,91 m = 7,28 m (*T) 83 76 73 10,0 44,0 908 x 0,91 m = 7,28 m (*T) 98 90 86 12,0 52,0 100

12 x 0,91 m = 10,92 m (*T) 75 68 65 6,0 39,0 9012 x 0,91 m = 10,92 m (*T) 98 90 86 8,0 52,0 10012 x 0,91 m = 10,92 m (*T) 120 110 105 10,0 65,0 12012 x 0,91 m = 10,92 m (*T) 142 130 125 12,0 78,0 150

2 x 2,29 m = 4,58 m (*M) 18 17 16 6,0 16,5 402 x 2,29 m = 4,58 m (*M) 24 22 21 8,0 22,0 502 x 2,29 m = 4,58 m (*M) 29 27 26 10,0 27,0 552 x 2,29 m = 4,58 m (*M) 36 33 32 12,0 33,0 55

Note: (*M) = Mounted; (*T) = Trailed

SPREADER (LIME OR FERTILISER) (cont. )

Implement kW required

MAIZE PLANTER

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9.

Speed (km/h) ha/day Tractor size

(kW)

Full fertiliser and N = 60% (cont. ) Sand Sandy loam Clay loam3 x 2,29 m = 5,87 m (*M) 27 25 24 6,0 25,0 553 x 2,29 m = 5,87 m (*T) 36 33 32 8,0 33,0 603 x 2,29 m = 5,87 m (*T) 46 42 40 10,0 41,0 703 x 2,29 m = 5,87 m (*T) 55 50 48 12,0 49,0 754 x 2,29 m = 9,16 m (*T) 36 33 32 6,0 33,0 904 x 2,29 m = 9,16 m (*T) 49 45 43 8,0 44,0 904 x 2,29 m = 9,16 m (*T) 60 55 53 10,0 55,0 1004 x 2,29 m = 9,16 m (*T) 74 68 65 12,0 66,0 110

Starter fertiliser and N = 70%2 x 0,91 m = 1,82 m (*M) 21 20 19 6,0 8,0 352 x 0,91 m = 1,82 m (*M) 25 23 22 12,0 15,0 354 x 0,91 m = 3,64 m (*M 22 21 20 6,0 15,0 354 x 0,91 m = 3,64 m (*M) 25 24 23 8,0 20,0 354 x 0,91 m = 3,64 m (*M) 27 26 25 10,0 25,0 454 x 0,91 m = 3,64 m (*T) 33 31 30 12,0 30,0 506 x 0,91 m = 5,46 m (*M) 26 25 24 6,0 23,0 456 x 0,91 m = 5,46 m (*T) 33 31 30 8,0 30,0 556 x 0,91 m = 5,46 m (*T) 42 40 38 10,0 38,0 606 x 0,91 m = 5,46 m (*T) 50 48 46 12,0 46,0 708 x 0,91 m = 7,28 m (*T) 35 34 32 6,0 31,0 658 x 0,91 m = 7,28 m (*T) 44 42 40 8,0 41,0 708 x 0,91 m = 7,28 m (*T) 55 53 50 10,0 51,0 808 x 0,91 m = 7,28 m (*T) 66 64 60 12,0 61,0 90

12 x 0,91 m = 10,92 m (*T) 51 48 46 6,0 46,0 8012 x 0,91 m = 10,92 m (*T) 68 65 62 8,0 61,0 9012 x 0,91 m = 10,92 m (*T) 83 80 76 10,0 76,0 10012 x 0,91 m = 10,92 m (*T) 100 98 92 12,0 92,0 110

2 x 2,29 m = 4,58 m (*M) 15 15 14 6,0 19,0 352 x 2,29 m = 4,58 m (*M) 21 20 19 8,0 25,0 452 x 2,29 m = 4,58 m (*M) 25 24 23 10,0 32,0 552 x 2,29 m = 4,58 m (*M) 30 28 27 12,0 38,0 55

Note: (*M) = Mounted; (*T) = Trailed

MAIZE PLANTER (cont .)

Implement kW required

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9.

Speed (km/h) ha/day Tractor size

(kW)

Starter fertiliser and N = 70%3 x 2,29 m = 5,87 m (*M) 24 23 22 6,0 29,0 503 x 2,29 m = 5,87 m (*T) 30 28 27 8,0 38,0 553 x 2,29 m = 5,87 m (*T) 37 36 34 10,0 48,0 603 x 2,29 m = 5,87 m (*T) 44 42 40 12,0 58,0 704 x 2,29 m = 9,16 m (*T) 30 28 27 6,0 38,0 804 x 2,29 m = 9,16 m (*T) 40 38 36 8,0 51,0 804 x 2,29 m = 9,16 m (*T) 50 48 45 10,0 64,0 904 x 2,29 m = 9,16 m (*T) 59 58 54 12,0 77,0 100

10.

350mm rows and N = 60% Firm soil 7-row = 2,45 m 15 7,0 10,0 409-row = 3,15 m 20 7,0 13,0 45

14-row = 4,90 m 39 9,0 26,0 7018-row = 6,30 m 51 9,0 34,0 8021-row = 7,35 m 60 9,0 40,0 9027-row = 9,45 m 76 9,0 51,0 100

11.

N = 83% Firm soil4 x 0,91 m = 3,64 m 17 4,0 12,0 254 x 0,91 m = 3,64 m 26 6,0 18,0 354 x 0,91 m = 3,64 m 34 8,0 24,0 504 x 0,91 m = 3,64 m 43 10,0 30,0 556 x 0,91 m = 5,45 m 26 4,0 18,0 406 x 0,91 m = 5,45 m 39 6,0 27,0 506 x 0,91 m = 5,45 m 52 8,0 36,0 656 x 0,91 m = 5,45 m 65 10,0 45,0 808 x 0,91 m = 7,28 m 34 4,0 24,0 60

Note: (*M) = Mounted; (*T) = Trailed

MAIZE PLANTER (cont. )

WHEAT DRILL

Implement kW required

CULTIVATOR

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11.Speed (km/h) ha/day Tractor size

(kW)

N = 83% Firm soil8 x 0,91 m = 7,28 m 52 6,0 36,0 708 x 0,91 m = 7,28 m 69 8,0 48,0 858 x 0,91 m = 7,28 m 86 10,0 60,0 1002 x 2,29 m = 4,58 m 22 4,0 15,0 352 x 2,29 m = 4,58 m 33 6,0 23,0 502 x 2,29 m = 4,58 m 43 8,0 30,0 602 x 2,29 m = 4,58 m 54 10,0 38,0 703 x 2,29 m = 6,87 m 33 4,0 23,0 503 x 2,29 m = 6,87 m 49 6,0 34,0 603 x 2,29 m = 6,87 m 65 8,0 45,0 803 x 2,29 m = 6,87 m 82 10,0 57,0 1004 x 2,29 m = 9,16 m 43 4,0 30,0 804 x 2,29 m = 9,16 m 65 6,0 45,0 1004 x 2,29 m = 9,16 m 88 8,0 61,0 1104 x 2,29 m = 9,16 m 109 10,0 76,0 120

12. TRAILED COMBINE FOR MAIZE

kW

required 2 t/ha 3 t/ha 4 t/ha 5 t/ha 6 t/haWith unloading wagon and N = 80%

1-row 38 12 8 6 5 42 x 0,91 m 42 14 10 7 6 5

Without unloading wagon and N = 65%1-row 38 10 7 5 4 3

2 x 0,91 m 42 12 8 6 5 4

ha/day at a yield ofImplement

CULTIVATOR

Implement kW required

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13.

kW

required 2 t/ha 3 t/ha 4 t/ha 5 t/ha 6 t/haWith unloading wagon and N = 80%

4 x 0,91 m = 3,64 m 38 24 16 12 10 84 x 0,91 m = 3,64 m 48 38 26 19 15 136 x 0,91 m = 5,46 m 68 58 38 29 23 196 x 0,91 m = 5,46 m 95 80 54 40 32 262 x 2,29 m = 4,58 m 38 24 16 12 – –2 x 2,29 m = 4,58 m 48 38 26 19 – –3 x 2,29 m = 6,87 m 68 58 38 29 – –3 x 2,29 m = 6,87 m 95 80 54 40 – –

Without unloading wagon and N = 65%4 x 0,91 m = 3,64 m 38 20 13 10 8 74 x 0,91 m = 3,64 m 48 31 21 16 12 106 x 0,91 m = 5,46 m 68 47 31 23 19 166 x 0,91 m = 5,46 m 95 65 44 33 26 212 x 2,29 m = 4,58 m 38 20 13 10 – –2 x 2,29 m = 4,58 m 48 31 21 16 – –3 x 2,29 m = 6,87 m 68 47 31 23 – –3 x 2,29 m = 6,87 m 95 65 44 33 – –

14. SELF-PROPELLED COMBINE FOR WHEAT

With unloading wagon and N = 80%2,70 m 38 34 17 11 93,66 m 48 48 24 16 124,57 m 68 77 38 26 196,71 m 95 115 58 38 29

Without unloading wagon and N = 65%2,70 m 38 27 14 9 73,66 m 48 39 20 13 104,57 m 68 62 31 21 166,71 m 95 94 47 31 25

SELF-PROPELLED COMBINE FOR MAIZE

Implementha/day at a yield of

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15. BOOM SPRAYER

Speed (km/h) ha/day Tractor size

(kW)

N = 60%Band 4 x 0,91 m 15 6,0 13,0 30

6 x 0,91 m 15 6,0 30,0 308 x 0,91 m 15 6,0 26,0 302 x 2,29 m 15 6,0 16,5 303 x 2,29 m 15 6,0 25,0 304 x 2,29 m 20 6,0 33,0 40Boom 6 m 20 6,0 22,0 40Boom 8 m 25 6,0 29,0 50

Boom 12 m 25 6,0 43,0 50

16. CUTTER-BAR MOWER

N = 80%1,8 m knife 10 9,0 35

17. DISC MOWER

N = 80%1,6 m 30 10,0 381,8 m 30 12,0 382,0 m 35 13,0 442,4 m 46 15,0 582,8 m 46 18,0 58

kW requiredImplement

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18. PICK-UP BALER

kWrequired 1 t/ha 1,5 t/ha 2 t/ha 2,5 t/ha 3 t/ha 3 t/ha

Hay and N = 50% 35 25 17 13 10 8 7

19. ROUND BALER

Hay and N = 50%Small 45 30 20 15 12 10 8

Medium 48 40 27 20 16 13 11Large 52 45 30 23 18 15 13

20. HAY RAKE

N = 80%2,0 m 162,4 m 183,0 m 206,0 m 26

21. TRANSPORT

TerrainFlat

UndulatingHilly

For a tractor and trailer the following can be used to calculate approximate fuel consumption

1317

Brittle crops (ha/day)

33

No measurements have been made of the required power,

Implement

11

0,05

151823

ha/day at a yield of

Fuel consumption/litre per ton/km

46

0,150,10

Other crops (ha/day)

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