Concept:
The connecting link among the farmers (producers) and to the market (Consumer). The various agriculture produces like cow peas, sesame and black peas are grown in the hills of the tribe in a organic manner. The enterprise system contributes towards bridge up the gap among producers and getting the right value of their produces.
link: http://en.wikipedia.org/w/index.php?title=Sustainability_metrics_and_indices&action=edit§ion=18
,http://en.wikipedia.org/wiki/Sustainability_metrics_and_indices
http://en.wikipedia.org/wiki/Sustainability_metrics_and_indices#References