Table 5.

Pooled correlation between phenotype and predicted direct genetic value, and accuracy of prediction

Virus	Traita	Correlation	Accuracyb
BVDV1	Maternal Antibody Titerc	0.02	0.04
	Initial Vaccination	0.06	0.12
	Initial Vaccination Response	0.02	0.05
	Booster Vaccination Response	0.08	0.19
	Overall Vaccination Response	0.09	0.22
	Final Titer	0.09	0.22
BVDV2	Maternal Antibody Titerc	− 0.05	0.15
	Initial Vaccination	−0.02	0.08
	Initial Vaccination Response	0.04	0.15
	Booster Vaccination Response	−0.01	0.03
	Overall Vaccination Response	0.00	0.00
	Final Titer	−0.03	0.11
BRSV	Initial Vaccination	0.07	0.22
	Initial Vaccination Response	0.00	0.01
	Booster Vaccination Response	−0.05	0.11
	Overall Vaccination Response	0.00	0.01
	Final Titer	0.01	0.04
BHV1	Initial Vaccination	0.02	0.05
	Initial Vaccination Response	0.05	0.13
	Booster Vaccination Response	0.01	0.03
	Overall Vaccination Response	−0.10	0.31
	Final Titer	− 0.06	0.19

^aAll trait titers measured in log₂ transformations from serum neutralization dilutions

^bAccuracy calculated as correlation between direct genetic value and phenotype divided by square root of heritability

^cMaternal antibody titer data only available for BVDV1 and BVDV2