# Commission Decision of 12 April 2005 authorising methods for grading pig carcases in Estonia (notified under document number C(2005) 1099) (Only the Estonian text is authentic) (2005/308/EC), Division 3: The lean meat content of the carcase shall be calculated according to the following formula:

Extent: E+W+S+N.I.

= 69,09083 – 0,74785X
Where:
the estimated percentage of lean meat in the carcase,
X the thickness of back-fat (including rind) in millimetres, measured at 7 centimetres off the midline of the carcase at the last rib.
The formula shall be valid for carcases weighing between 60 and 120 kilograms.

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Source: https://www.legislation.gov.uk/eudn/2005/308/annex/part/1/division/3 (the official version)
Page: https://openlegislation.uk/eu-decision-2005-308/annex/part-1/division-3
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.