The regulation requires guaranteed evaluation of economic mixed feeds on the following: moisture, crude protein, crude fats and crude fibre. There remains to be, nonetheless, an unreliable supply of fine quality feeds at an affordable value and Coenzyme Q10 Manufacturer a lack of sufficient quality management services and of legislation or poor implementation of the legislation. Protein sources are in most critical supply followed only by vitality sources. The problem of feed provide will remain unless governments take the initiative in the following: increase grain manufacturing; the usage of low high quality feed and animal breeds of lower potential and due to this fact maintenance energy necessities; stimulate the use of other feeds; improve feeding value of crop-residues and agro-industrial by-products.