Daftar Isi:
  • The purpose of this study was to determine the performans in Bali Cattle who have fed leucaena leaf supplements. This study was conducted in June to August 2014 in the Cage Experiment Ranch Studies Program, Faculty of Agriculture, University of Sriwijaya. This study used a Latin square design (RBSL). With 4 treatments and respectively - each treatment was repeated 4 times as period. With treatment; R0: 45% Fermentation kumpai Grass Grass Copper + 40% + 15% Concentrate Bengal (control); R1: 45% Fermentation Grass kumpai Copper + 40% + 15% Grass Bengal Concentrate + 10% Leucaena leaves; R2: 45% Fermentation Grass kumpai Copper + 40% + 15% Grass Bengal Concentrate + 20% Leucaena leaves; R3: 45% Fermentation Grass kumpai Copper + 40% + 15% Grass Bengal Concentrate + 30% Leucaena leaves. The results showed that the average of the four kinds of treatment of R0, R1, R2, and R3 respectively for Dry Material consumption is 6.72; 7.34; 8.05 and 8.18 (kg head-1 day-1), Organic Material Consumption is 6.12; 6.68; 7.33 and 7.47 (kg head-1 day-1), PBBH is 0.38; 0.32; 0.61; and 0.36 (kg head-1 day-1), and feed efficiency of 0,06; 0,04; 0,08 and 0,04. The conclusion from this study is the use of feed supplements can increase the consumption of leucaena leaves BK, BO consumption and body weight Bali Cattle, as well as efficient rations. Ration with the addition of 20% leucaena leaf is the best treatment in daily body weight gain.