A powerful tricolor draft dog with a gentle heart.
Origin
Switzerland
Height
23.5–28.5 in (60–72 cm)
Weight
85–140 lb (39–64 kg)
Lifespan
8–11 years
Coat
Short, dense, tricolor double coat
Energy
Moderate
Overview
The Greater Swiss Mountain Dog is the largest of Switzerland's four mountain breeds, a powerful tricolor working dog bred to pull carts, drive cattle, and guard the farm. Strong and sturdy, it combines real working ability with a good-natured temperament.
Faithful, alert, and affectionate, the “Swissy” is devoted to its family and gentle with children while remaining watchful. It is a confident, hardy draft dog that thrives on activity, purpose, and close involvement in family life.
History
An ancient Swiss farm dog descended from large molosser types, the Greater Swiss Mountain Dog worked as a drover, guardian, and draft animal. Nearly lost by the early 20th century, it was revived and recognized as a distinct breed.
Where it comes from
Switzerland
Highlighted in the Greater Swiss Mountain Dog's lineage color on the map.
Temperament
The Swissy is devoted, steady, and gentle with family, watchful with strangers, and eager to be involved. It is strong and can be boisterous when young, needing early training, socialization, and consistent, positive handling.
Health to watch
Joint malformation is common in giant breeds; screening and lean weight help protect the joints.
The deep chest raises the risk of gastric torsion; smaller meals and rest around eating are wise.
Idiopathic epilepsy and joint cartilage issues occur in the breed; monitoring and vet care help manage them.
General breed tendencies, not a diagnosis. Every dog is an individual — pair this with regular veterinary care.
Care essentials
Moderate daily activity and, ideally, a draft or hiking job keep this working dog content and fit.
Controlled growth in puppyhood and lean weight protect the joints of this large, heavy breed.
Swissies are family-focused and dislike isolation, thriving as involved household members.
XPET builds each pet a digital twin — modeling their real biology instead of breed averages, so care stays personal.