Fish meal (A grade) 60 - 65 Required Cost; quality; unavailability Meat & bone meal 45 - 55 25 High fiber, ash, calcium and phosphorus content Bone meal 10 - 30 5 High fiber & ash content but low protein content Meat meal 50 -70 30 Cost, unavailability Blood meal 70 - 90 10 Cost, unavailability, amino acid balanced, palatability