Mathematical method for investigating causes of infertility in cattle.
D000818:Animals; D002417:Cattle; D002418:Cattle Diseases / Q000209:etiology*; D004972:Estrus Detection; D005260:Female; D007247:Infertility, Female / Q000209:etiology / Q000662:veterinary*; D008433:Mathematics; D011247:Pregnancy; D011258:Pregnancy Tests