Qatar Airways will be adding 2 more destinations in India (Kochi and Hyderabad) as well as increase frequency to Mumbai.
For more info click on the link: http://www.aviationgulf.com/cgi-bin/yabb/YaBB.cgi?board=news;action=display;num=1024890375
Qatar Airways' Indian routes are some of the most profitable in the network and the situation is similair with other Gulf Airlines. e.g. Emirates' flights to India contribute 15% of all revenues.