Table 2.
Posterior mean (SD) of variances and correlations between susceptibility to – (HD) and recoverability (DH) from mastitis, and between parities but within traits.
| Item | Cow effect | Cow∗parity effect | Herd-test-week effect | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Mean (SD) | Lower 95%CI | Upper 95%CI | Mean (SD) | Lower 95%CI | Upper 95%CI | Mean (SD) | Lower 95%CI | Upper 95%CI | |
| Variance | |||||||||
| 0.13 (0.02) | 0.10 | 0.17 | 0.18 (0.02) | 0.15 | 0.22 | 0.02 (0.00) | 0.01 | 0.03 | |
| 0.10 (0.02) | 0.06 | 0.15 | 0.12 (0.03) | 0.07 | 0.18 | 0.06 (0.01) | 0.04 | 0.09 | |
| Between traits correlation | |||||||||
| r(HD, DH) | -0.90 (0.07) | -0.99 | -0.77 | -0.29 (0.11) | -0.50 | -0.07 | 0.08 (0.17) | -0.24 | 0.40 |
| Between parities (within traits) correlation | |||||||||
| HD | |||||||||
| rP12 | 0.44 (0.07) | 0.31 | 0.56 | –1 | – | – | –2 | – | – |
| rP13 | 0.08 (0.12) | -0.14 | 0.30 | – | – | – | – | – | – |
| rP23 | 0.44 (0.08) | 0.29 | 0.60 | – | – | – | – | – | – |
| DH | |||||||||
| rP12 | 0.52 (0.17) | 0.18 | 0.88 | – | – | – | – | – | – |
| rP13 | 0.43 (0.28) | -0.07 | 0.93 | – | – | – | – | – | – |
| rP23 | 0.10 (0.20) | -0.30 | 0.47 | – | – | – | – | – | – |
rP12 = correlation between parity 1 and 2.
rP13 = correlation between parity 1 and 3.
rP23 = correlation between parity 2 and 3.
1The cow∗parity effect is not relevant in the parity specific analyses.
2The herd-test-week effect is not correlated in the parity specific analyses.