DBTC, Kavarapettai, is primarily at the service of the Salesian Congregation and the Church in India. It aims at theological formation, with a special focus on the Indian context, of candidates to the Catholic ministerial priesthood, particularly of the Salesian provinces of Chennai and Tiruchy in Tamil Nadu. It welcomes students belonging to other Provinces and Religious Orders and Congregations. The institute aspires to carry out a pluri-disciplinary and integrated curriculum of studies, in which the varied aspects of human, spiritual, intellectual and pastoral formation is taken care of.