Table 3.
Genetic parameters1 and standard errors for weaning and yearling weights per breed
| |
Weaning weight (kg) |
Yearling weight (kg) |
||||
|---|---|---|---|---|---|---|
| Breed | h2 | m2 | ram | h2 | m2 | ram |
| Angus |
0.26±0.03 |
0.10±0.02 |
−0.43±0.10 |
0.27±0.04 |
0.05±0.02 |
0.27±0.22 |
| Red Angus |
0.34±0.04 |
0.08±0.02 |
0.03±0.15 |
0.28±0.05 |
0.04±0.02 |
0.17±0.23 |
| Charolais |
0.13±0.03 |
0.10±0.02 |
0.14±0.16 |
0.29±0.04 |
0.04±0.01 |
0.60±0.19 |
| Gelbvieh |
0.19±0.03 |
0.08±0.02 |
−0.17±0.12 |
0.18±0.04 |
0.06±0.02 |
−0.10±0.23 |
| Hereford |
0.21±0.05 |
0.15±0.04 |
−0.68±0.10 |
0.34±0.10 |
0.10±0.06 |
−0.27±0.25 |
| Limousin |
0.38±0.04 |
0.15±0.03 |
−0.55±0.06 |
0.50±0.06 |
0.09±0.03 |
−0.49±0.09 |
| Simmental | 0.30±0.04 | 0.10±0.03 | −0.48±0.12 | 0.20±0.05 | 0.04±0.03 | −0.20±0.30 |
1Genetic parameters are h2 = direct heritability, m2 = maternal heritability, ram = direct-maternal genetic correlation; genetic parameters were estimated in the field data set using pedigree-based REML.