Growth performance, carcass characteristics and cost implications of supplementing Turkey poults with toasted Bambara nut by-products

•Higher feed conversion ratio, average daily and total weight gains achieved in supplemented poults at 30% inclusion level of Bambara nut by-products.•Poults supplemented at 30% inclusion level of Bambara nut by-products had higher carcass and organ weights.•A 10% reduction in cost and 85% profit margins achieved at 30% inclusion level of Bambara nut by-products.