stress (2) science (2) physiologie (2) Physiology (2) Social sciences (2) Science (2) Physiology (2) Meat--Quality (2) Bulls (2) Science (2) température (1) bétail de boucherie (1) âge (1) jeune (1) Rates (1) Temperature (1) Stress (Psychology) (1) Regression analysis (1) Impact (1) Horns (1) Heart beat (1) Heart (1) Disbudding (1) Beef cattle (1) Animal welfare (1) Age (1) Proteolysis (1) Age (1) Influence (1) Temperature (1)