Bernese cattle, also known as "Berner Sennenhund" or "Bernese Mountain Dog Cattle," is a breed of dairy cattle that originated in the Bern region of Switzerland. They are known for their distinctive black and white coloration, with a black head, white blaze on the face, and black and white markings on the legs and body. They are a medium-sized breed, with cows typically weighing around 1,200-1,400 pounds and bulls weighing around 1,600-1,800 pounds. They are known for their good milk production and milk quality, with high butterfat and protein content. They are hardy and adaptable to different farming conditions and climates. They are also known for their docile temperament and good fertility.