127. That part of the pension attributable to service credited pursuant to section 126, if the service is credited in respect of a year credited to the employee pursuant to section 130, is indexed annually, at the time prescribed under section 119 of the Act respecting the Québec Pension Plan (chapter R-9), by the excess of the rate of increase in the Pension Index determined under that Act over 3%. Section 116 applies to the indexing. In all other cases, sections 115 and 116 apply. Section 140 and the third paragraph of section 180 apply in respect of service credited under this division as regards an employee who was granted maternity leave while she was a member of the pension fund of officers of education established under Part VIII of the Education Act (Revised Statutes of Québec, 1964, chapter 235) or while she was a teacher within the meaning of the Teachers Pension Plan.