The legislation requires guaranteed evaluation of business mixed feeds on the next: moisture, crude protein, crude fat and crude fibre. There is still, nonetheless, an unreliable supply of excellent high quality feeds at an affordable value and an absence of satisfactory quality management providers and of legislation or poor top amino acids supplier implementation of the legislation. Protein sources are in most important provide followed only by energy sources. The issue of feed provide will stay except governments take the initiative in the following: increase grain production; the use of low quality feed and animal breeds of decrease potential and due to this fact maintenance power requirements; stimulate the use of alternative feeds; enhance feeding value of crop-residues and agro-industrial by-products.