Protein — from soybean meal, fish meal, meat scraps, tankage, or commercial protein concentrates The amount of protein in a ration and the quality (balance of amino-acids) of protein are extremely important in swine rations. Over 20 different amino acids are found in various swine feeds.

What is the main purpose function of protein for animals?

Proteins can also provide energy when needed. Many of the structures in animal tissue (e.g., muscle) and metabolic reactions (e.g., enzymes, hormones) are catalyzed by proteins. Therefore, protein synthesis is essential for maintaining life process.

How much protein do growing pigs need?

To maximize piglet growth, it is recommended that levels of crude protein be at 20-23% in pre-starters and 18-20% in starters.