Effect of breed type, sex, method of rearing and winter nutrition on lifetime performance and carcass composition in a 20-month beef system: grazing performance

alimentation des animaux allaitement altura animal feeding animal husbandry methods beef beef cattle biological differences body condition bovin bovin de boucherie breed differences breeds (animals) carne de res cattle feeding level females femelle gain de poids ganado bovino ganado de carne ganancia de peso grazing hauteur height hembra hiver invierno lactancia liveweight gain macho males niveau d'alimentation nivel alimenticio pastizales pastoreo pastures plane of nutrition race (animal) razas (animales) sex sexe sexo suckling viande bovine weight gain winter