Genomic relationships based on X chromosome markers and accuracy of genomic predictions with and without X chromosome markers

Table 2 Number of animals in the reference data and the test data, and heritability of the traits studied

Traits	Reference data	Test data	Heritability
Milk	3943	1159	0.39
Fat	3943	1159	0.39
Protein	3943	1159	0.39
Growth	3451	1351	0.30
Fertility	3975	1158	0.04
Birth index	3988	1642	0.06
Calving index	3986	1239	0.03
Udder health	3987	1204	0.04
Other diseases	3961	1050	0.02
Body conformation	3823	1156	0.30
Feet and legs	3864	1150	0.10
Udder conformation	3866	1156	0.25
Milking ability	3832	1155	0.26
Temperament	3856	1142	0.13
Longevity	3943	817	0.10
Average	3891	1180	0.19

ISSN: 1297-9686