I got mine for small ground game ,I don't even care if it never catches one thing, She is a joy to own easy to train.Her work rate is unreal for her age ,Not forgetting she was a pet and has no kills under her belt , I am pleased with the dog as a lurcher this cross is overlooked even by most ,As for tenacity I've a 29" tts bullx at 60kg am sick to the back teeth of tenacity lol