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Division 3 The lean meat content of the carcass shall be calculated according to the following formula:

United Kingdom

Original text. Later amendments are not shown.

Y = 68,5549 − 0,5485 × FOM_F1 − 0,26491 × FOM_F2 + 0,0153 × FOM_M

where:

FOM_F1
  • the thickness of backfat in mm, measured at 8 cm off the midline of the carcass between the third and fourth last lumbar vertebrae.

  • FOM_F2
  • the thickness of backfat in mm, measured at 6 cm off the midline of the carcass between the third and fourth last ribs.

  • FOM_M
  • the thickness of muscle in mm, measured at the same time and in the same place as F2