The association between serum ß-hydroxybutyrate and milk fatty acid profile with special emphasis on conjugated linoleic acid in postpartum Holstein cows

Table 2 Multivariate regression model for CLA (g/kg) in milk. Coefficient of determination (r ²) = 0.594

Independent variables	Coefficients	SEM	P-value
Constant	6.68	4.76	0.06
BHBA (per 0.1 mmol/L)	−0.22	0.14	0.15
Fat (%)	−0.34	0.16	0.05
Protein (%)	−0.56	0.98	0.58
Milk urea nitrogen (per 1 mg/dl)	0.30	0.18	0.14
Somatic cells count (per 1,000 cells/ml)	−0.00024	0.0001	0.05
Average milk yield up to 60 days in milk (per 1 kg/day)	0.0041	0.048	0.25

ISSN: 1746-6148