Changes made by Council Directive 88/659/EEC of 19 December 1988 amending Directives 73/132/EEC, 76/630/EEC and 82/177/EEC on the statistical surveys to be carried out on Community livestock following the introduction of the combined nomenclature
EU Directive 1988/659
Made to Council Directive 82/177/EEC of 22 March 1982 on the statistical surveys to be carried out by Member States on sheep and goat stocks
From legislation.gov.uk's record of changes, the official one: see it there.