Why is nail trimming so important? As your dogs nail grows the vein grows with the nail when trimming the nail if you hit the vein it can cause some discomfort for your pet. Your pet can tear one if it gets caught on carpet & also it’s hard for your pets to walk around and put more pressure on your pets nails. This young lab come in every two weeks for her nails to be done. So please remember you don’t need to wait for a grooming appointment for nail trim you can always just call to set up an appointment for nails to be done.