Bhopal Shatabdi ka most profitable shatabdi hone ke bahut se kaaaran hai:
(1) Very long run 700km+, highest for any intercity train with single rake doing too fro journey in a day.
(2) Pretty large number of coaches 18 LHB
(3) Good occupancy inspite of flexifares throughout the route.
(4)...
more... Full electrified run, means lower fuel costs