# Commission Delegated Regulation (EU) 2017/1182 of 20 April 2017 supplementing Regulation (EU) No 1308/2013 of the European Parliament and of the Council as regards the Union scales for the classification of beef, pig and sheep carcasses and as regards the reporting of market prices of certain categories of carcasses and live animals, Division 2.2: Where total dissection is carried out, the reference lean meat percentage (YTD) is calculated as follows:

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

Y TD = 100 × weight of lean meat carcass weight
The weight of the lean meat shall be calculated by subtracting the total weight of the non-lean elements from the total carcass weight before dissection. The feet and the head, except the cheek, are not dissected.

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Source: https://www.legislation.gov.uk/eur/2017/1182/annex/V/part/A/division/2/division/2.2 (the official version)
Page: https://openlegislation.uk/eu-regulation-2017-1182/annex-V/part-A/division-2/division-2.2
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.