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Table 6.3.1: Derivation of methane emissions from manure management
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| Animal species | Proportion of faecal material deposited on pasture | CH4 from animal waste on pastures (g CH4/kg faecal dry matter) | Proportion of faecal material stored in anaerobic lagoons | Water dilution rate (litres water/kg faecal dry matter) | Average depth of a lagoon (metres) | CH4 from anaerobic lagoon(g CH4/m2/year) |
|---|---|---|---|---|---|---|
Dairy cattle |
0.95 |
0.98 |
0.05 |
90 |
4.6 |
3.27 |
Beef cattle |
1.0 |
0.98 |
0.0 |
– |
– |
– |
Sheep |
1.0 |
0.69 |
0.0 |
– |
– |
– |
Deer |
1.0 |
0.92 |
0.0 |
– |
– |
– |
