It is neither of those. Sow is milking like a Holstein and they do not have the scours.

A had a litter of 10 born(9 alive) 2 nights ago. Since then 3 have died and 1 looks not far from it. They are not getting layers on. They seem fine, then a few hours later they look poor, a few more hours and they're dead. Sow's litter did something similar last litter. I've given iron and hit the r...