Question for DMV Doug on spayed
I have a 3 month old female Collie pup (Sasha). I have heard that waiting a little longer then 6 months is better for development and others said to do it at 6 months to help prevent health issues. ...
Forum Discussion
On a Collie, 6-7 months is fine. I've found that larger dogs tend to have thier first heat a little later than smaller breeds.
