3.By way of derogation from the first subparagraph of Article 85(3) of Implementing Regulation (EU) No 543/2011, non-harvesting measures referred to in Article 84(1)(b) of that Regulation may, in respect of products referred to in Article 1(2) of this Regulation and during the period referred to in Article 1(3) of this Regulation, be undertaken even where commercial production has been taken from the producing area concerned during the normal production cycle. In such cases, the amounts of support referred to in paragraph 2 of this Article shall be proportionally reduced, taking into account the production already harvested, as established on the basis of stock records and financial accounts of the producer organisations concerned.