Campolina Holsteiner, and American Saddle Horse. Bloodlines from the Mangalarga Marchador, were also added to refine the Campolina. The herdbook was closed in 1934 and the breed standard first defined. In 1938, the Professional Consortium of Campolina Horse Breeders was formed to formally organize the breed, and in 1951 the organization was renamed to the Campolina Breeders Association, the breed standards were formally adopted, with the organization based in Belo Horizonte. There were further updates to the breed standard in 1975 and 1993. There are currently around 85,000 registered Campolina horses, with slightly over 7,300 registered breeders. Around 4,300 mares were
Mountain and moorland pony breeds graze freely on lush forage may develop related health problems, including laminitis. The various types range from about to over . Shetlands are smaller, not to exceed . Shetlands are measured in inches. Some breeds, such as the Exmoor, are uniform in colour and pattern, but others permit a wide range of colours. However, the Shetland is the only M&M breed that can be skewbald or piebald, though even Shetlands cannot be "spotted." Several types of mountain and moorland ponies still live in a semi-feral state on unenclosed moorland or heathland. These areas are usually unfenced common land, on which