# Regulation (EC) No 999/2001 of the European Parliament and of the Council of 22 May 2001 laying down rules for the prevention, control and eradication of certain transmissible spongiform encephalopathies, Division 7: Breeding programmes shall be drawn up for each breed, taking account of:

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

(a) frequencies of the different alleles within the breed;
(b) rarity of the breed;
(c) avoidance of inbreeding or genetic drift.

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Source: https://www.legislation.gov.uk/eur/2001/999/annex/VII/chapter/C/part/1/division/7 (the official version)
Page: https://openlegislation.uk/eu-regulation-2001-999/annex-VII/chapter-C/part-1/division-7
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.