Promotion of the economic conditions of its members through joint self-help by promoting the cattle breeds affiliated with the swissherdbook Zollikofen cooperative, particularly in the canton of Aargau. It achieves its purpose, in particular, by promoting the activities of affiliated members in connection with cattle breeding and husbandry, founding and reorganizing member organizations, training members, and exchanging views on cattle breeding tasks and endeavors, promoting and organizing sales events and cattle exhibitions, commenting on relevant legislation in the canton and federal government, participating in consultations and setting priorities for the swissherdbook Zollikofen cooperative, as well as promoting cooperation with cantonal and extracantonal cattle breeding organizations.