Recovery Yield Issue

Tuna meat can be divided into four rough compositions as follows: • White meat • Red meat • Liquids • Scrap The standard Recovery Yield percentages of tuna fish is 42 percent white meat and 12 percent red meat with the standard fill weights per one fish. This ratio will be used to estimate manufacturers' capacity of production of pet food, which is made from tuna red meat.

The most common raw material for pet food production is red meat . But theJapanese pet food market has become stronger with the demand of pet food made from white meat. The major concern of the market is rather quantity, not price. The additional ingredients such as vitamin and mineral mixtures for fully- balanced nutrition have come to dominate the market. In some instances, canned pet food tuna was rejected from US and EU due to failure to meet the needed quality standard.