FIRST LACTATION CONTEMPORARY COMPARISONS AS INDICATORS OF ENVIRONMENTAL INFLUENCES ON DAUGHTER RECORDS USED FOR SIRE EVALUATION.
D000818:Animals; D001947:Breeding; D002417:Cattle; D003612:Dairying; D004777:Environment; D005260:Female; D007774:Lactation; D009679:Nuclear Family
BREEDING; CATTLE; DAIRYING; LACTATION