Table 5.
Genetic (upper diagonal) and phenotypic (lower diagonal) correlations between Holstein lactations using multiple-trait lactation sire models1
| Trait | LSCS1 | LSCS2 | LSCS3 | LSCS4 | LSCS5 |
|---|---|---|---|---|---|
| LSCS1 | - | 0.82 (0.80) | 0.73 (0.72) | 0.68 (0.68) | 0.62 (0.59) |
| LSCS2 | 0.34 (0.36) | - | 0.97 (0.96) | 0.89 (0.87) | 0.83 (0.78) |
| LSCS3 | 0.27 (0.28) | 0.47 (0.48) | - | 0.96 (0.96) | 0.91 (0.89) |
| LSCS4 | 0.25 (0.25) | 0.39 (0.40) | 0.51 (0.51) | - | 0.99 (0.98) |
| LSCS5 | 0.22 (0.22) | 0.34 (0.34) | 0.44 (0.44) | 0.54 (0.54) | - |
1
LSCS1 to 5, lactation average somatic cell scores for 1st to 5th lactations.
Values without and within parentheses indicate estimates obtained using datasets 1 and 2, respectively.