Table 2.
Average (±SD) ROH homozygosity by population 1
| Cow (2007–2009) | Bull (2001–2006) | ||||
|---|---|---|---|---|---|
| Metric | AU (n = 886) | US (n = 1047) | AU (n = 306) | US (n = 736) | NZ (n = 768) |
| ROH45 | 0.130 (0.038) | 0.139 (0.042) | 0.129 (0.045) | 0.148 (0.043) | 0.099 (0.031) |
| ROH70 | 0.099 (0.038) | 0.108 (0.041) | 0.100 (0.043) | 0.117 (0.042) | 0.071 (0.030) |
| ROH95 | 0.078 (0.036) | 0.087 (0.039) | 0.080 (0.041) | 0.097 (0.040) | 0.054 (0.029) |
| Proportion Homozygous | 0.667 (0.014) | 0.666 (0.017) | 0.669 (0.018) | 0.672 (0.017) | 0.658 (0.014) |
1AU = Australia; US = United States; NZ = New Zealand.