TABLE 3.

Component of variance and hereditability for the composite traits obtained in the different pedigree scenario in the IMB.

Scenario	Parameter	FS	ST	FL	UT	YP
GOLD	σ2a	0.55	0.98	0.74	1.02	0.58
	σ2e	2.02	2.90	4.67	5.96	2.39
	σ2p	2.57	3.88	5.41	6.98	2.98
	h2 ± s.e.	0.22 ± 0.03	0.25 ± 0.03	0.14 ± 0.03	0.15 ± 0.03	0.20 ± 0.04
Y30	σ2a	0.54	0.89	0.73	0.98	0.55
	σ2e	2.03	2.98	4.67	6.01	2.43
	σ2p	2.57	3.87	5.40	6.98	2.97
	h2 ± s.e.	0.21 ± 0.03	0.23 ± 0.03	0.14 ± 0.03	0.14 ± 0.03	0.18 ± 0.04
Y60	σ2a	0.55	0.87	0.74	0.99	0.50
	σ2e	2.02	3.00	4.65	5.99	2.48
	σ2p	2.56	3.86	5.39	6.98	2.97
	h2 ± s.e.	0.21 ± 0.04	0.22 ± 0.04	0.14 ± 0.03	0.14 ± 0.03	0.17 ± 0.05
GC30	σ2a	0.51	0.93	0.78	1.17	0.52
	σ2e	2.06	2.94	4.62	5.83	2.45
	σ2p	2.56	3.86	5.40	6.99	2.97
	h2 ± s.e.	0.20 ± 0.04	0.24 ± 0.04	0.14 ± 0.03	0.17 ± 0.03	0.18 ± 0.04
GC60	σ2a	0.48	0.83	0.84	1.52	0.51
	σ2e	2.08	3.02	4.55	5.48	2.46
	σ2p	2.56	3.85	5.40	7.00	2.97
	h2 ± s.e.	0.19 ± 0.05	0.22 ± 0.05	0.16 ± 0.05	0.22 ± 0.05	0.17 ± 0.06

σ²a = additive genetic variance; σ²e = residual variance; σ²p = phenotypic variance; h2 = hereditability; s.e. = standard error.