The Wensleydale Longwool Sheep Breeders Association is the official body governing the promotion of the Wensleydale breed, the maintenance of a register of animals eligible for registration, and upholding the characteristics of the breed. The aims of the Association are as follows:
- To preserve the integrity of the Wensleydale Longwool Sheep by registering with the Association animals that conform to the breed characteristics as defined in the Flock Book and ensuring that members are aware of and abide by the breeding rules.
- To promote the use of the Wensleydale sheep in the sheep industry as a crossing sire, as a quality fleece producer and as a fleece improver.
- To encourage members to actively promote the Wensleydale breed.