- To provide a representative, confirmed research sample of Cornish Y-DNA prior to the Great Emigration, and to act as a repository for Cornish DNA
- To assist members to discover their origins. Helping to solve NPE problems and brickwalls.
- To codify rare and ancient DNA, which is found frequently in Cornwall
- To find pockets and groupings of Cornish Y-DNA which may assist people to confirm their Cornish ancestry.