Small
Snout Length: over 4cm
Chin Length: 11.5cm
Snout CC: 18cm
Neck CC: 33 – 40cm
Indicative Breeds: Dachshund, Bichon Frise, Jack Russell
Medium
Snout Length: over 4cm
Chin Length: 13.5cm
Snout CC: 20cm
Neck CC: 40 – 53cm
Indicative Breeds: Shetland Sheepdog, King Charles Spaniel, Corgi
Large
Snout Length: over 4cm
Chin Length: 16.5cm
Snout CC: 22cm
Neck CC: 45 – 57cm
Indicative Breeds: Cocker Spaniel, Schnauzer, Welsh Terrier
X Large over
Snout Length: over 4cm
Chin Length: 19cm
Snout CC: 23cm
Neck CC: 53 – 72cm
Indicative Breeds: Border Collie, Husky, Labrador