Because conservatives do not actually care about reducing the number of abortions that happen. If they cared about that, they would be all-in on affordable access to contraceptives and comprehensive sex education. Which they also, as a movement, oppose.
Conservatives do not care about reducing the number of abortions. They care about punishing the women who get them.
… capitalism is the ideology that lets the 1% be the 1%.
This is like the one fight that isn’t part of the culture war.