http://www.legislation.gov.uk/eur/2011/172/article/2Commission Regulation (EU) No 172/2011 of 23 February 2011 fixing for 2011 the amount of aid in advance for private storage of butterCommission Regulation (EU) No 172/2011Commission Regulation (EU) No 172/2011 of 23 February 2011 fixing for 2011 the amount of aid in advance for private storage of butter2020-12-13King's Printer of Acts of Parliamenthttps://webarchive.nationalarchives.gov.uk/eu-exit/https://eur-lex.europa.eu/legal-content/EN/TXT/?uri=CELEX:32011R0172texttext/xmlen2011-02-23
Article 2

The unit of measurement referred to in Article 16(2)(c) of Regulation (EC) No 826/2008 is the ‘storage lot’ which corresponds to the quantity of the product covered by this Regulation, weighing at least 1 tonne and of homogeneous composition and quality, produced in a single factory, taken into storage in a single warehouse on a single day.