Large animal veterinarians say they are concerned about the future of the industry.Cold Hollow Veterinary Services, which covers all of Northern Vermont and parts of New Hampshire, currently has only seven veterinarians on staff to cover more than 100 farms in the area. They say the number of farms to cover has increased in recent years after other nearby practices have closed down.>> Download the free WMUR app to get updates on the go: Apple | Google Play <<"It's so hard to say no to a horse that's down, you know," Earl Brady of Cold Hollow Veterinary Services said. "A 30 year old horse that's down when it's zero degrees out and they have no one to help them. It's kind of a bit of a moral obligation, but we do have geographical constraints. But, we do try to help those people as much as we can because they literally have nobody to take care of them.The shortage has become more apparent as large animal veterinarians prepare for potential cases of the avian flu in dairy cows they care for.Cold Hollow Veterinary Services says they hope more people will join the workforce and practice in their area.