If your weather has been extremely wet that may have a tiny bit to do with it but that looks like a bad trim to me. I'm no expert though, I'm just used to seeing my girls hooves and they never look like that right after a trim.
Contact my farrier, she is a member here and may be able to give you some tips.
Here is her web site: Amber Mohr's Barefoot Hoof Care
She is pretty busy so may take awhile to get back to you but she is great at looking at a photo and knowing what needs to be done.