From birth to six months, the rule of the thumb is that babies need two to two and a half ounces of formula per pound per day. (verywellfamily.com)
I'm starting to giving a few ounces of formula after feedings and pumping extra, but I really want to make this work. (romper.com)
Most newborns weigh in at five to 10 pounds at birth, giving a range of approximately 12 to 25 ounces of formula in a 24 - hour period. (howtoadult.com)