Table 2.
Characteristics of the studied broiler chicken flocks (n = 934), 2013–2019.
| Characteristics | Units | Mean of flocks (standard error of the mean) |
|---|---|---|
| Age sampled/days at risk | Days | 35 (0.1) |
| Pre-slaughter live weightsa | kg | 2 (0.01) |
| Birds at risk | n birds | 23,735 (441) |
| Total pre-slaughter live weight | kg, total | 47,873 (916) |
| Stocking density | birds/m2 | 11 (0.01) |
| Farm capacity | n birds | 62, 311 (1,936) |
| Mortality | % | 4 (0.1) |
a
Used interchangeably with pre-harvest throughout the manuscript (farm visit and data collection before shipment for slaughter).