# 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 1

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

The breeding programme shall be aimed at increasing the frequency of the ARR allele within the flock, while reducing the prevalence of those alleles which have been shown to contribute to susceptibility to TSEs.

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Source: https://www.legislation.gov.uk/eur/2001/999/annex/VII/chapter/C/part/2/division/1 (the official version)
Page: https://openlegislation.uk/eu-regulation-2001-999/annex-VII/chapter-C/part-2/division-1
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.