CPV code 15118900 designates Ass, mule or hinny meat in the Common Procurement Vocabulary (CPV 2008), the EU classification used to describe the subject of public contracts.
15118900 is a leaf code — the most specific level of its branch — so it can be used directly as the main CPV code of a contract notice. If it does not quite fit, check the neighbouring codes under 15118000 (Horse, ass, mule or hinny meat).