8  Updating Y Values

8.1  The prices set out in column 4 in the table in Appendix 1 of this Schedule 14 shall apply for the Contract Period subject to Indexation.  

8.2  If pursuant to the provisions of this Schedule 14 additional Y values are agreed, the parties shall update the table set out in Appendix 1 of this Schedule 14 to include such additional Y values.