EFFECT OF THREE KINDS OF COMMERCIAL RATION AND DEFFERENT LITTER SYSTEM ON BROILER PERFORMANCES. This study aimed to determine the effect of three kinds of commercial feed and litter of different systems on the performances of broiler chickens,three kinds of commercial rations were used, namely, A1, A2, A3. The research method using completely randomized design(CRD) with factorial pattern, treatment 3x2 with 4 replications. Treatment given that FactorA=3 Piece ration, and factor B=Cage battery andl itter. The results showed that the effect of three kinds of commercial ration and different litter system for broiler performance, either incombination or single treatment provides no significant effect on the performance of broilers. Based on the results and the study concluded that the granting of the three kinds of commercial diet and the use of different litter systems provide no significant effec ton feed intake, weight gain, and feed conversion of broilers. Different enclosure systems also provide no significant effect on feed intake, weight gain, conversion of broilers. Keywords: Rations, cage, broiler, performance