These figures belong to the named source and method. Historical costs are not current quotations. A value without its stage, material basis or measurement location is not a farm instruction.
| What is measured | Value and basis | Source and limitation |
|---|---|---|
| Air through the stack | 10-15 m3 per tonne wet compost per hour | ICAR-DMR manual, 2011. delivered air, not fan rating |
| Compost per tonne of straw, indoor | 3.0-3.5 tonnes | ICAR-DMR manual, 2011. long method gives 1.75 to 2.0 |

