For information on estimating hourly tractor usage costs, see:
- https://www.extension.iastate.edu/agdm/crops/html/a3-29.html
- https://www.extension.iastate.edu/agdm/crops/pdf/a3-29.pdf
- https://www.extension.iastate.edu/agdm/crops/xls/a3-29machcostcalc.xlsx
- http://www.farmdoc.illinois.edu/manage/pdfs/Mach_tractors_2003.PDF
- http://www.ewashtenaw.org/government/departments/extension/Ag/crops/machineworkrate.pdf
You can get as detailed and specific as you want with some of the above links and calculators…or use a "suggested rate" that you feel is adequate