Hmmmm.  Mine have been free feeding from 1" nets for 5 years now and their weight has stayed steady... Midnight is a bit overweight but Stara is perfect.  I've mentioned before that I had to start free feeding Midnight because she is terrible prone to a gas colic so not much of a choice.

Linda in Grass Valley, CA  2020  Midnight and Ostara
https://ecir.groups.io/g/CaseHistory/files/Linda%20Midnight%20OStara