Table 5.
Estimates of components of variance and their standard errors for infectious status
| Resistance Trait | σ 2 FYS | σ 2 PE | σ 2a | σ 2P | h 2 |
|---|---|---|---|---|---|
| Infection Status | |||||
| ALL | 0.79 ± 0.17 | 0.40 ± 0.03 | 0.04 ± 0.02 | 2.23 ± 0.17 | 0.02 ± 0.01 |
| CNS | 0.18 ± 0.04 | 0.39 ± 0.03 | 0.03 ± 0.02 | 1.60 ± 0.05 | 0.02 ± 0.01 |
| STR | 0.09 ± 0.03 | 0.39 ± 0.07 | 0.15 ± 0.07 | 1.62 ± 0.05 | 0.09 ± 0.04 |
σ FYS 2 Flock-Year-Season effect, σ PE 2 permanent environment effect, σ a 2) additive genetic effect, σ P 2 phenotypic effect, h 2 heritabilities
CNS coagulase-negative staphylococci, STR streptococci, ALL observed bacteriological colonies as described in M&M section