for the calculation of the amount of energy savings required for the obligation period referred to in point (a) of the first subparagraph of paragraph 1, Member States may make use of points (a) to (d) of paragraph 4.
agus méid coigiltis fuinnimh a cheanglaítear don tréimhse oibleagáide dá dtagraítear i bpointe (a) den chéad fhomhír de mhír 1 á ríomh, féadfaidh na Ballstáit leas a bhaint as pointí (a) go (d) de mhír 4.