Risk factors for culling Holstein-Friesian cows.
John
J
Webster
D000818:Animals; D002417:Cattle / Q000502:physiology; D005260:Female; D007774:Lactation / Q000235:genetics* / Q000502:physiology; D008414:Mastitis, Bovine / Q000453:epidemiology*; D012307:Risk Factors; D012641:Selection, Genetic