Table 10 Impacts of livestock diseases at varying prevalence on GHGe from swine production at the population (100,000 sows) and herd level
Performance parameter | Baseline | High | Low | 1000-sow herd |
|---|---|---|---|---|
Classical swine fever | ||||
 Disease prevalence in population (%) | 0 | 20 | 5 | 90 |
 Total annual pork CW production (metric tonnes) | 161,808 | 139,093 | 156,129 | 596 |
 Change compared to baseline population (%) | - | -14.0 | -3.5 | -63.2 |
 Total annual pigs sold (‘000 head) | 1935 | 1663 | 1867 | 7.126 |
 Change compared to baseline population (%) | - | -14.0 | -3.5 | -63.2 |
 GHGe per kg pigmeat CW (CO2eq) | 6.07 | 7.27 | 6.36 | 15.0 |
 Change compared to baseline population (%) | - | 19.7 | 4.7 | 147.1 |
 Total annual pig population GHGe (metric tonnes CO2eq) | 982,614 | 929,138 | 971,831 | 5247 |
 Change in annual pig population GHGe if pigmeat production maintained (tonnes CO2eq) | - | 160,470 | 35,740 | 16,855 |
Porcine reproductive and respiratory syndrome | ||||
 Disease prevalence in population (%) | 0 | 60 | 10 | 70 |
 Total annual pork CW production (metric tonnes) | 161,808 | 113,173 | 153,248 | 1057 |
 Change compared to baseline population (%) | - | -30.1 | -5.3 | -34.7 |
 Total annual pigs sold (head) | 1,935,000 | 1,353,399 | 1,832,644 | 12,639 |
 Change compared to baseline population (%) | - | -30.1 | -5.3 | -34.7 |
 GHGe per kg pigmeat CW (CO2eq) | 6.07 | 8.19 | 6.35 | 8.70 |
 Change compared to baseline population (%) | - | 34.9 | 4.5 | 43.3 |
 Total annual pig population GHGe (metric tonnes CO2eq) | 982,614 | 920,871 | 971,253 | 9121 |
 Change in annual pig population GHGe if pigmeat production maintained (tonnes CO2eq) | - | 422,262 | 54,881 | 5217 |