Weather and appropriate grams of blanket fill?

i keep my horse in massachusetts, and i let him grow a full winter coat. i want to start blanketing him when it gets below 30...i know he doesnt need it but i prefer to. right now i own a medium weight weatherbeeta orican (around 200grams of fill) should i invest in a heavyweight blanket too? or will a medium... show more i keep my horse in massachusetts, and i let him grow a full winter coat. i want to start blanketing him when it gets below 30...i know he doesnt need it but i prefer to. right now i own a medium weight weatherbeeta orican (around 200grams of fill)

should i invest in a heavyweight blanket too? or will a medium weight offer enough warmth throughout the whole winter?
4 answers 4