ABSTRACT ASLYN G. DUNGCA July 2022. GROWTH PERFORMANCE OF COBB BROILER CHICKEN (Gallus gallus domesticus) FED WITH GOLDEN APPLE SNAIL MEAL AS ADDITIONAL SOURCE OF PROTEIN. Bachelor of Seience in Aericulture University major in Animal Science. Pampanga State Agricultural University, PSAU, Magalang, Pampanga. Adviser: JOANARCH C. BRIONES, M.S.A The objective of the study was to evaluate interactive the Growth Performance of Cobb Broiler Chicken (Gallus gallus domestus) Fed with golden Apple Snail Meal as Additional Source of Protein at Escaler Magalang, Pampanga from May 13, 2022 to June 17, 2022. A total of ninety (90) day-old unsexed Cobb 500 chicks were used from the broiler supplier in Pulilan, Bulacan was used in the study and raised in open-sided, conventional type of housing. The birds were divided into nine (9) allocated into respective treatment replications after fourteen (14) days. Golden apple snail meat was used in the study. Golden apple snail meat treatment was manually mixed in feeds. Treatment 1 which is control pure commercial feeds, Treatment 2 is 50 grams of Golden apple Snail meat mixed with 950 grams of commercial feeds, and T3 is 100 grams of Golden apple Snail meat mixed with 900 grams of commercial feeds and fed on ad libitum. The result of the study showed that the supplementation of golden apple snail meat shown high significant effect on the final weight, gain in weight, and average daily gain. Whereas, feed consumnption and feed conversion efficiency has no impact on their growth performance. Based on appendix 2, shown that treatment 3 has highly significant due to have a 100 grams of golden apple snail meat compared to treatment 2 has 50 grams of snail meat means that the result.