Sequence variants selected from a multi-breed GWAS can improve the reliability of genomic predictions in dairy cattle

Table 7 Regression coefficients of DRP on GEBV for milk, fat and protein yield

Scenario	HOLDK	HOLFR	JER	RDC
Milk yield
WB-50 K	0.83	0.72	0.67	0.71
WB-50 K + WBQTLt	0.82–0.83	0.72–0.72	0.62–0.71	0.46–0.56
WB-50 K + MBQTLt	0.83–0.84	0.70–0.73	0.70–0.70	0.67–0.70
WB-50 K + MBQTLt-n/w	0.83–0.86	0.68–0.74	0.68–0.78	0.61–0.72
MB-50 K	0.89	0.73	0.69	0.53
MB-50 K-MBQTLt	0.88–0.89	0.74–0.75	0.67–0.69	0.55–0.57
MB-50 K-MBQTLt-n/w	0.87–0.90	0.72–0.75	0.69–0.80	0.51–0.59
Fat yield
WB-50 K	0.83	0.78	0.55	0.58
WB-50 K + WBQTLt	0.82–0.82	0.79–0.81	0.49–0.58	0.45–0.49
WB-50 K + MBQTLt	0.82–0.82	0.80–0.80	0.59–0.59	0.52–0.54
WB-50 K + MBQTLt-n/w	0.79–0.82	0.78–0.82	0.50–0.61	0.49–0.62
MB-50 K	0.81	0.87	0.57	0.40
MB-50 K-MBQTLt	0.81–0.81	0.87–0.88	0.52–0.56	0.43–0.46
MB-50 K-MBQTLt-n/w	0.80–0.82	0.87–0.90	0.47–0.62	0.38–0.46
Protein yield
WB-50 K	0.75	0.74	0.61	0.57
WB-50 K + WBQTLt	0.72–0.74	0.74–0.75	0.47–0.60	0.41–0.50
WB-50 K + MBQTLt	0.73–0.75	0.75–0.76	0.60–0.61	0.55–0.59
WB-50 K + MBQTLt-n/w	0.73–0.77	0.72–0.76	0.57–0.64	0.55–0.72
MB-50 K	0.80	0.77	0.60	0.43
MB-50 K-MBQTLt	0.78–0.80	0.78–0.78	0.63–0.64	0.44–0.49
MB-50 K-MBQTLt-n/w	0.79–0.82	0.76–0.79	0.62–0.68	0.36–0.54

HOLDK Danish Holstein, HOLFR French Holstein, JER Jersey, RDC Danish Red

ISSN: 1297-9686