You obviously don't want children to be born for some reason. This change is still tangential to your goals. What is is doing is adding an interface of IParent

You obviously don't want children to be born for some reason. This change is still tangential to your goals. What is is doing is adding an interface of IParent to both men and women so that when companies do their cost benefit analysis men and women are treated equally. That is the whole change, full stop. If you want to get rid of parental leave so that you don't have to pay a dollar to maintain society, that is a different situation that has nothing to do with this