I think what you have is the calf milk replacer. Calf manna is not milk replacer. It is a nutrient dense pelleted food. I got confused by the name too.
I grew up on a cattle farm and I could swear we used to by a milk replacer by that name or siimilar.
I grew up on a cattle farm and I could swear we used to by a milk replacer by that name or siimilar.