The Madurai District Co-operative Milk Producers’ Union Ltd, is popularly known as Madurai Aavin. This is one of the largest dairies in the southern part of Tamilnadu. Madurai Aavin was started during the year 1967 as Madurai Milk Project. The project and the dairy machinery were funded by the UNICEF under New Zealand free from Hunger Campaign Committee.

From 01.01.1974 Madurai Aavin brought under the control of Tamilnadu Dairy Development Corporation Ltd, Chennai.

From 1982 onwards Madurai Aavin was converted and functioning as a District Co-operative Unit. The members of this Co-operative unit are the Milk Producers’ Coop society at the village level in both Madurai and Theni Districts.

Madurai Aavin is a Co-operative organization statutorily controlled by the Commissioner for Milk Production and Dairy Development, Government of Tamilnnadu. The apex body for this unit is the Tamilnadu Co-operative Milk Producers’ Federation Ltd, Chennai.