Division 3 The lean meat content of a carcass shall be calculated according to the following formula:
United Kingdom
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LMPZP = 66,18242 – (0, 5312573 × F) + (0,02048905 × M)
where:
LMPZP F M
the estimated percentage of lean meat in a carcass;
the minimal thickness of visible fat (including rind) in millimetres, on the midline of the split carcass, covering the muscle gluteus medius;
the minimal muscle depth between the anterior extremity of the muscle gluteus medius and the dorsal part of the medullar canal