Validation of genomic predictions for body weight in broilers using crossbred information and considering breed-of-origin of alleles

Table 3 Number of full-sib families in the PB and CB offspring by family size

Family size	Number of PB families	Number of CB families		Average fraction overlap^a
Family size	Number of PB families	Total	Selected
1	1699	4406	1699	0.39
2	653	1610	653	0.40
3	276	607	276	0.46
4	117	177	117	0.66
5	46	60	46	0.77
6	13	14	13	0.93
7	6	3	3	1.00
8	2	2	2	1.00
9	1	1	1	1.00
10	0	0	0	–
11	1	0	0	–

^aThe average fraction of CB animals that two randomly selected sets of CB animals (replicates) had in common, computed per family size

ISSN: 1297-9686