Herd | Pre-weaning mortality before infection (%) | Pre-weaning mortality after infection (%) | Factor increase in pre-weaning mortality when comparing period before and after infection |
---|---|---|---|
A | 24% | 46% | 1.92 |
B | 20% | 45% | 2.27 |
C | 22% | 24% | 1.09 |
D | 23% | 42% | 1.85 |
E | 31% | 38% | 1.22 |
F | 24% | 43% | 1.80 |
G | 26% | 44% | 1.74 |
H | 23% | 41% | 1.78 |
I | 27% | 32% | 1.15 |
J | 22% | 39% | 1.73 |
K | 20% | 31% | 1.57 |
L | 22% | 34% | 1.56 |
M | 27% | 44% | 1.66 |