Relationships between growth rate, carcass composition, feed intake, feed conversion ratio and income in four biological types of cattle [double-muscled cattle]

augmentation de rendement aumento del rendimiento beef bovines canal animal carcasse carcasses carne de res consommation alimentaire (animaux) consumer prices consumo de piensos feed consumption feed conversion efficiency gain de poids ganancia de peso income meat yield precio al consumidor rendement en viande renta revenu selection slaughter weight viande de boeuf weight gain