Non-additive QTL mapping of lactation traits in 124,000 cattle reveals novel recessive loci

Table 1 Heritability estimates for lactation traits

Trait	\({h}_{\mathrm{HF}}^{2}\) (SE)	\({\delta }_{\mathrm{HF}}^{2}\) (SE)	\({h}_{\mathrm{J}}^{2}\) (SE)	\({\delta }_{\mathrm{J}}^{2}\) (SE)
Milk volume	0.296 (0.010)	0.044 (0.007)	0.312 (0.012)	0.064 (0.009)
Milk fat yield	0.261 (0.010)	0.059 (0.008)	0.232 (0.012)	0.074 (0.010)
Milk protein yield	0.235 (0.009)	0.053 (0.008)	0.236 (0.012)	0.073 (0.010)
Milk fat percentage	0.700 (0.007)	0.006 (0.004)	0.616 (0.010)	0.015 (0.006)
Milk protein percentage	0.642 (0.008)	0 (0.005)	0.636 (0.010)	0.005 (0.005)

\({h}^{2}\): additive heritability: \({\delta }^{2}\): dominance heritability; HF: Holstein–Friesian, J: Jersey; SE: standard error

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