*Corresponding Author Email: desmondmbulu@yahoo.com
This work examines the input resources of every unit in the company as an index of partial productivity. The model developed evaluates the departmental input in relation to the total output of the company per month with specific interest on Nigerian manufacturing industries. The model was validated with data obtained from some selected manufacturing industries. In each company, five critical departments were studied. Relevant data were taken from the respective industries to test the model. This research work will serve as a guide in improving productivity of manufacturing industries visa-vie the recommendation given.
