An experiment was conducted for the evaluation of Palm Kernel Cake Fermented (PKCF) by
Aspergillus niger as a substitute for soybean meal protein in the diet of broiler. The experiment used a
Complete Randomize Design (CRD) with 6 treatments and 4 replications. The treatments were arranged
as follows: 1) 0% basic ration (0% PKCF), 2) 20% substitution of soybean meal protein with PKCF, 3) 40%
substitution of soybean meal protein with PKCF, 4) 60% substitution of soybean meal protein with PKCF, 5)
80% substitution of soybean meal with PKCF, 6) 100% substitution of soybean meal with PKCF. The ration
were formulated in iso protein 22% and iso caloric 3000 k cal/kg ration. This study used a completely
randomized design with six treatments and four replications. The parameters of this study were feed
consumption, body weight gained, feed conversion and percentage of carcass. The result of this study
showed that feed consumption, body weight gained, feed conversion and percentage of carcase were not
significantly affected (p>0.05) by any treatment. In conclusion the Palm Kernel Cake Fermented (PKCF) by
Aspergillus niger can be 100% a substitute of soybean meal protein or 17% in broiler ration.