Table 8. Variance components, heritability, and the common environmental effect of HBW.

	Generation	Sex	Variance components				Heritability	Common environment	Genetic correlation
			${\mathit{\sigma }}_{\mathit{a}}^2$	${\mathit{\sigma }}_{\mathit{c}}^2$	${\mathit{\sigma }}_{\mathit{e}}^2$	${\mathit{\sigma }}_{\mathit{p}}^2$	h2±se	c2±se	rg
Pedigree reconstruction	G0	All	37.975	-	74.474	112.450	0.338±0.049	-
		Male	84.067	-	103.636	187.70	0.448±0.062	-	0.529±0.093
		Female	19.920	1.079	19.554	40.553	0.491±0.170	0.027±0.069
	G1	All	13.388	3.706	50.711	67.805	0.198±0.080	0.055±0.030
		Male	19.960	5.323	75.122	100.410	0.199±0.089	0.053±0.035	0.763±0.142
		Female	10.438	2.671	24.918	38.027	0.275±0.100	0.070±0.038
	Across	All	17.844	5.277	61.009	84.131	0.212±0.049	0.063±0.017
		Male	41.612	7.426	85.771	134.840	0.309±0.067	0.055±0.021
		Female	10.890	3.755	24.482	39.127	0.278±0.067	0.096±0.024
Pedigree unconstruction	G0	All	36.536	-	75.191	111.730	0.327±0.047	-
		Male	81.907	-	104.718	186.620	0.439±0.061	-	0.533±0.091
		Female	21.294	-	18.865	40.159	0.530±0.068	-
	G1	All	13.614	3.526	50.599	67.738	0.201±0.079	0.052±0.030
		Male	20.430	5.026	74.88	100.340	0.204±0.088	0.050±0.034	0.766±0.138
		Female	10.518	2.583	24.878	37.979	0.277±0.099	0.068±0.038
	Across	All	17.592	5.311	61.135	84.038	0.209±0.049	0.063±0.017
		Male	41.014	7.543	86.085	134.640	0.305±0.067	0.056±0.021
		Female	10.845	3.720	24.505	39.069	0.278±0.066	0.095±0.024