Breed  VHS Normal Range
 9.2-10.511 (dogs), 6.7-8.1 (cats)
Boxer 10.8-12.413
Bulldog (English and French) 11.0-14.412
Boston terrier 10.3-13.112
Cavalier King Charles 10.1-11.113
Labrador retriever 10.2-11.413
Pug 9.8-11.612
Pomeranian 9.6-11.412
Whippet 10.5-11.81