TABLE 2.
Trait | VR | VA | VTP | VAP | h2 (se)c | Prob |
---|---|---|---|---|---|---|
Early reproduction | ||||||
Age at 1st infant | 0.681 | 0.141 | 0.865 | 0.822 | 0.171 (0.062) | 0.001 |
BI after 1st infant | 0.382 | 0.000 | 0.410 | 0.382 | 0.000 (0.072) | 0.106 |
Age at 2nd infant | 0.966 | 0.147 | 1.188 | 1.114 | 0.132 (0.077) | 0.084 |
BI after 2nd infant | 0.247 | 0.026 | 0.281 | 0.273 | 0.095 (0.098) | 0.336 |
Birth intervals | ||||||
All BI | 0.291 | 0.011 | 0.314 | 0.302 | 0.036 (0.010) | <.001 |
Mean BI | 0.182 | 0.027 | 0.212 | 0.209 | 0.129 (0.087) | 0.177 |
Interval from last infant to female death | 1.137 | 0.176 | 1.345 | 1.313 | 0.134 (0.148) | 0.461 |
Longevity a; Productivity | ||||||
Age at death | 11.455 | 5.513 | 19.009 | 16.969 | 0.325 (0.143) | 0.001 |
Age at last infant | 12.823 | 4.202 | 18.576 | 17.025 | 0.247 (0.141) | 0.040 |
No. of infants born at female’s death | 8.724 | 2.472 | 11.972 | 11.197 | 0.221 (0.138) | 0.005 |
Infant survival b | ||||||
Birth status (alive, dead) | 0.03500 | 0.00076 | 0.0400 | 0.03576 | 0.021 (0.008) | 0.009 |
Survival; birth to 30 d | 0.04190 | 0.00338 | 0.0455 | 0.04528 | 0.075 (0.011) | <.001 |
Survival; 30 d to 1 yr | 0.14058 | 0.00385 | 0.1521 | 0.14443 | 0.027 (0.008) | <.001 |
Based on females born before 1991.
Heritability estimates based on analysis of binomial observations with a linear animal model. Variances shown are from the analysis of binomial observations.
Heritability calculated with adjusted phenotypic variance (VAP). Total unadjusted phenotypic variance is shown as VTP.