Posted 7/17/2010 22:43 (#1277496 - in reply to #1277490) Subject: Re: Fresh cow with swollen leg
Thunder Bay, Ontario, Great White North
If it is blackleg (which I very highly doubt), there is a cheap and very effective vaccine available. You should be using it on your heifers if you don't already.
I'm guessing pinched blood vessel or something that is calving related.