I recently was surfing the net to see if anyone else had come up with some suggestions for their grumpy, girthy horses. I came across this excellent article Top 3 Reasons your horse is girthy and what to do ... and wanted to share. Below is an excerpt...
Here are the top three reasons horses develop girthiness. With the help of your vet and a knowledgeable trainer, you can use the process of elimination to determine which issue is causing your horse to be girthy – the first step in fixing it.
1. Your Horse May Be Girthy Because His Tack Doesn’t Fit
...The hindgut in particular is massive, filling up the greater portion of the belly. It extends the length of your horse’s underside all the way up into the girth area.
3. Girthiness Caused By A Previous Trauma
Horses have long memories, especially when there is pain involved. If you horse was mishandled or experienced an injury at any point in his life, his adverse reaction to the girth may be an ongoing result. Here are some types of trauma that may be causing your horse to act girthy.
I also realized, we have a few good tricks of our own to add: