Combine Harvester Field Capacity
Calculator

Inputs

Theoretical capacity (ac/h)
16.363636

Results

Theoretical capacity (ac/h)
16.363636
Effective capacity (ac/h)
12.272727
Hours to cover area
13.037037

Farming results

Theoretical capacity (ac/h)16.363636
Effective capacity (ac/h)12.272727
Hours to cover area13.037037

formula-map diagram

Theoretical capacity (ac/h)
16.363636
Effective capacity (ac/h)
12.272727
Hours to cover area
13.037037

Formula map

Formula

Field capacity (ac/h) = width (ft) × speed (mph) ÷ 8.25 × field efficiency

= 16.363636363636

Note

Simplified agronomic model: results use the rates, grades and coefficients you enter and ignore soil type, weather, variety and local regulations. Confirm with a soil test, the product label and an agronomist before applying anything.

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