(2)The following Chapter Ia is inserted:‘CHAPTER IaDELIVERIES OF RAW MILK TO FIRST PURCHASERSArticle 1a1.From 1 May 2015, Member States shall notify the Commission, no later than the 25th of each month, of the total quantity of raw cow's milk delivered in the preceding month to first purchasers established in their territory, pursuant to Article 151 of Regulation (EU) No 1308/2013. The total quantity of cow's raw milk delivered shall be expressed in kilograms and refer to milk at real fat content.2.Member States shall take appropriate measures to ensure that all the first purchasers established in their territory declare to the competent national authority the quantity of raw cow's milk that has been delivered to them each month in a timely and accurate manner, so as to comply with the deadline set in paragraph 1.’