I remembered you posting that. Mine are on layer pellets with calcium range of 3.25-4.25 so that is the best I can get on that front.Here is where I suggested @ChicoryBlue look at feather fixer and supplied the nutritional information. It provides way more calcium than what she was using before and has the higher protein for which she was looking.
Post in thread 'Fluffy Butt Acres: Stories of our flock' https://www.backyardchickens.com/th...es-stories-of-our-flock.1286630/post-24512889
Another broken egg today - the shell is really paper thin. I need to consult the cameras to figure out whose it is but I am thinking Elizabeth.