Table 2.
Within-breed pedigree-based heritability (h2) estimates (standard errors) for the five traits across the two sexes (cows and bulls) and breeds, Brahman (BB) and Tropical Composite (TC), and genetic correlations (rg) for the same trait in two sexes
Trait | BB | TC | ||||
---|---|---|---|---|---|---|
h2cows | h2bulls | rg | h2cows | h2bulls | rg | |
Navel score | 0.52 (0.05) | 0.53 (0.06) | 0.94 (0.04) | 0.57 (0.05) | 0.72 (0.06) | 0.88 (0.02) |
Coat score | 0.66 (0.05) | 0.32 (0.06) | 0.81 (0.09) | 0.54 (0.04) | 0.62 (0.05) | 0.88 (0.04) |
Coat colour | 0.57 (0.04) | 0.59 (0.05) | 0.95 (0.02) | 0.57 (0.05) | 0.52 (0.04) | 0.94 (0.03) |
Body condition | 0.56 (0.05) | 0.46 (0.06) | 0.83 (0.05) | 0.47 (0.04) | 0.41 (0.05) | 0.62 (0.07) |
Yearling weight | 0.45 (0.06) | 0.61 (0.07) | 0.71 (0.07) | 0.55 (0.05) | 0.68 (0.05) | 0.96 (0.02) |