Albeit the genetic potentials is a major factor determining livestock performance, it can not be seen independently from other factors such as feed ingredients, feeding regime, stocking density, hygienic conditions and overall health status.

• 虽然，遗传潜力是决定生产性能的重要因素，但是其他因素，例如饲料组成，饲喂制度，动物密度，卫生状况及健康状况都是和生产性能密不可分的。