Rice bran is widely used as cattle feed as it is high in nutrients protein and amino acids. Rice is defatted in order to feed the cattle or other livestock. Rice bran provides the supplemental energy needed by the livestock and hence it is a popular cattle feed. The outer layer is removed from the rice and the separating layer is considered as the Bran. Rice bran should be fed to livestock depending on their species and breed how much has to be fed in a healthy manner.