Table 4.
Minimum and maximum heritability of colostral immunoglobulins concentrations and their phenotypic (below diagonal) and genetic correlationsa (above diagonal)
| Traitb | Heritability | Reference | Prediction | |||||
|---|---|---|---|---|---|---|---|---|
| Minimum | Maximum | IgG | IgA | IgM | IgG | IgA | IgM | |
| Reference | ||||||||
| IgG | 0.060 | 0.172 | – | 0.220 (0.733) | 0.401 (0.420) | 0.854* (0.314) | 0.989 (0.560) | 0.738* (0.256) |
| IgA | 0.078 | 0.178 | 0.554* (0.036) | – | 0.144 (0.556) | Not converged | 0.118 (0.784) | 0.262 (0.726) |
| IgM | 0.216 | 0.249 | 0.603* (0.031) | 0.520* (0.037) | – | − 0.050 (0.828) | 0.264 (0.470) | 0.521 (0.318) |
| Prediction | ||||||||
| IgG | 0.058 | 0.145 | 0.767* (0.019) | 0.533* (0.036) | 0.551* (0.033) | – | 0.897 (0.443) | 0.761* (0.221) |
| IgA | 0.090 | 0.195 | 0.724* (0.024) | 0.554* (0.035) | 0.567* (0.035) | 0.740* (0.022) | – | 0.981* (0.174) |
| IgM | 0.195 | 0.254 | 0.775* (0.019) | 0.569* (0.035) | 0.583* (0.032) | 0.821* (0.016) | 0.778* (0.020) | – |
IgG immunoglobulins G, IgA immunoglobulins A, IgM immunoglobulins M
*Significantly different from zero (P < 0.05)
aStandard errors of estimates are given in parentheses
bConcentrations (g/L) were measured through reference analysis and predicted from colostrum spectra using 100% of the calibration set