187.10. Further to the provisions of the second paragraph of section 187.8 and the second paragraph of section 187.9, the board of directors may, by the by-law adopted under section 187.7, prescribe the conditions under which the failure of a member of the board to attend a meeting or to fulfil his obligation to vote at a meeting entails a reduction in his remuneration or indemnity, and prescribe the rules for computing the reduction.