Theoretical and empirical comparisons of expected and realized relationships for the X-chromosome

Table 2 Comparison of average realized (marker-based) and expected (pedigree-based) additive genetic relationships on the X-chromosome (specific part), on all autosomes and on chromosome 2 for different categories of animals

Relationship class	Chromosome X		All autosomes		Chromosome 2
Relationship class	Pedigree	Genomic	Pedigree	Genomic	Pedigree	Genomic
Sire/son	0.031	− 0.027	0.541	0.482	0.541	0.470
Sire/daughter	0.721	0.697	0.543	0.482	0.543	0.474
Dam/son	0.721	0.700	0.545	0.481	0.545	0.462
Dam/daughter	0.539	0.479	0.545	0.484	0.545	0.476
Paternal half-sibs (two males)	0.066	0.038	0.324	0.230	0.324	0.218
Paternal half-sibs (male/female)	0.064	− 0.021	0.324	0.225	0.324	0.207
Paternal half-sibs (two females)	0.546	0.479	0.322	0.226	0.322	0.208
Maternal half-sibs (two males)	0.522	0.523	0.318	0.229	0.318	0.175
Maternal half-sibs (male/female)	0.387	0.339	0.321	0.229	0.321	0.210
Maternal half-sibs (two females)	0.309	0.228	0.321	0.232	0.321	0.222
Full-sibs (two males)	0.510	0.416	0.544	0.476	0.544	0.510
Full-sibs (male/female)	0.383	0.315	0.546	0.477	0.546	0.446
Full-sibs (two females)	0.768	0.734	0.542	0.482	0.542	0.473
Diagonal elements (males)	1.000	1.000	1.000	1.000	1.000	1.000
Diagonal elements (females)	1.000	1.000	1.000	1.000	1.000	1.000

ISSN: 1297-9686