Pumping & Breastfeeding

Bakit po konti lng milk na ma papump ko? I use a spectra 9s and medela pump, pro I always produce less milk. Whereas I breastfeed my baby, ang dami ng milk ko. Why po less yung pinapump ko? Eh madami nman yung na proproduce kong milk when breastfeeding Pls help mommies! ❤️