Table 2.
Variance components and heritability of back fat, loin depth, and ADG1
| σ a | σ litter | σ batch | σ e | h 2 | SE | |
|---|---|---|---|---|---|---|
| Purebred | ||||||
| Back fat, mm | 83.58 (74.43;92.39) | 11.15 (9.25;13.00) | 106.82 (101.80;111.80) | 0.415 | 0.019 | |
| Loin depth, mm | 33.38 (29.31;37.29) | 5.82 (4.95;6.72) | 47.26 (44.97;49.36) | 0.386 | 0.020 | |
| ADG, kg/d | 4.80 (4.14;5.50) | 1.40 (1.15;1.47) | 7.79 (7.42;8.16) | 0.345 | 0.021 | |
| Crossbred | ||||||
| Back fat, mm | 83.13 (67.01;99.33) | 13.07 (10.57;15.46) | 7.27 (6.18;8.39) | 66.89 (58.98;75.54) | 0.487 | 0.042 |
| Loin depth, mm | 142.30 (107.20;177.90) | 32.45 (26.57;38.79) | 29.79 (25.50;33.85) | 325.72 (307.10;343.60) | 0.268 | 0.029 |
| ADG, kg/d | 2.04 (1.30;2.80) | 2.76 (2.53;2.98) | 0.18 (0.11;0.24) | 11.80 (11.38;12.20) | 0.121 | 0.021 |
1 95% highest probability density (HPD) intervals are reported in brackets.