Table 1.

Genetic variance and heritability estimated using pedigree‐based logit mixed model.

Trait	Genetic variance (SD)	Herd variance (SD)	Heritability1
Retained placenta	0.6338 (0.2555)	0.1675 (0.0010)	0.1516 (0.0536)
Metritis	0.1920 (0.0748)	0.0589 (0.0007)	0.0538 (0.0200)
Mastitis	0.6077 (0.2329)	0.1946 (0.0005)	0.1457 (0.0490)
Displaced abomasum	1.3013 (0.5794)	0.1927 (0.0028)	0.2608 (0.0944)
Lameness	1.5849 (0.5800)	0.2045 (0.0000)	0.3027 (0.0831)
Clinical endometritis	0.1477 (0.0614)	0.0685 (0.0001)	0.0418 (0.0168)
Respiratory disease	2.3445 (0.9729)	0.1824 (0.0009)	0.3849 (0.1127)
Dystocia	1.1502 (0.4278)	0.0803 (0.0002)	0.2476 (0.0730)
Subclinical ketosis	0.7009 (0.2615)	0.3287 (0.0000)	0.1592 (0.0514)

¹Logit model: $h^2={\sigma }_{\mathrm{u}}^2+{\sigma }_{\mathrm{h}}^2+{\pi }^2/3$, where ${\sigma }_{\mathrm{u}}^2$ and ${\sigma }_{\mathrm{h}}^2$ are the estimated additive genetic and herd variances respectively.