Bengaluru, Sept. 1 -- Despite billions of dollars being invested in data centres, the industry may add just 0.13% to India's gross domestic product (GDP) by 2030, when a sizeable share of planned capacity is expected to be operational.

In a report published on Tuesday, global credit ratings agency Moody's said data centres would have an even smaller impact on employment, projecting a meagre 0.02% increase in jobs in India over the next four years.

India would trail Malaysia, Singapore and Thailand, all of which are expected to get a greater economic boost from data centres.

To be sure, India is expected to become the world's third-largest economy by 2030, with a projected GDP of $7.3 trillion, according to government estimates. At that...