Not every crop or management option is represented in OverseerFM. Substitutes can be used to best represent the modelled system. This list has been determined by cropping specialists.
| CROP | RECOMMENDATION |
| Lucerne (Grazing) (Lucerne is available as a pasture in pasture blocks) | Pasture – grazed |
| Lucerne (hay or seed) | Pasture – cut and carry |
| Chicory |
1. Annual ryegrass 2. When established as a short-term crop under full cultivation enter rape |
| Sorghum | Maize silage (default yield 75% of maize silage default yield) |
| Barley (autumn) | Wheat (autumn) |
| Rape and kale seed | Fodder Rape or Kale |
| Oil seed rape | Fodder Rape or Wheat |
| Pasture seed crops | Ryegrass seed |
| Other seed crops |
Use closest crop but extend growth period as much as possible 1. legume seed crops - Clover Seed 2. Non Legume seed crops - Ryegrass Seed |
| Blueberries |
Grapes |
| MANAGEMENT OPTION | RECOMMENDATION |
| Undersown crops | |
| Lucerne under barley | Select Barley and sow pasture when barley harvested |
| Clover under barley | Select Barley and sow Clover when barley harvested |
| Residue removal | |
| Bale then burn | Select bale |
| Graze then burn | Select graze |
| Bale then graze | Select bale |
Where proxies are used, a comment should be recorded against the analysis (and potentially in any publication), so that in future, the analysis can be updated