2.—(1) An arbiter or the Scottish Land Court, as the case may be, shall decide the apportionment on the basis of findings made by that arbiter or the Scottish Land Court, as to areas used for milk production in the last five-year period during which production took place before the change of occupation or, in the case of a prospective apportionment, in the last five-year period during which production took place before the appointment of the arbiter or the application to the Scottish Land Court.
(2) Notwithstanding sub-paragraph (1), an arbiter appointed in accordance with paragraph 3(4) shall conduct the arbitration in accordance with this Schedule and shall base the award on findings made by that arbiter as to the areas used for milk production in the last five-year period during which production took place.
(3) Where production has taken place for less than five years before the change of occupation or of appointment of the arbiter or of the application to the Scottish Land Court, the period of production before the change of occupation or the appointment of the arbiter or the application to the Scottish Land Court as the case may be shall be substituted for the five-year period referred to in sub-paragraphs (1) and (2).