The inheritance of milk and butterfat production in dairy cattle

One of the problems constantly facing the dairy breeders of today is how to breed dairy cattle for high milk production as successfully as they are now breeding for other characteristics. To accomplish this it is necessary that every breeder have a knowledge of scientific breeding as related to milk and fat secretion and to be able to apply it to their own herd. The object of this paper is twofold: First, to make a thorough study and review of literature of inheritance of milk production, and, second, to carry on an original investigation for the purpose of making a further investigation of inheritance and how it might be applied to the practical breeder.