75 - 85% at or before 9 weeks, when the embryo is "as big as a green olive" and its little tail has almost disappeared. No fingers and toes for a couple more weeks, though.
If that is your standard on which lives to end then be consistent with it and apply it to every one who's brain isn't fully developed. Your upset because your reasoning looks stupid when applied consistently.
The Infanticide industry has nothing to do with Women's rights or Unwanted Pregnancy. It's a cash grab. If it was about Unwanted Pregnancy birth control is CHEAPER & SAFER than a surgical procedure.
These people make a fortune chopping up humans and selling them.
If it was about women's rights they wouldn't charge her hundreds for a surgical procedure netting them thousands.