The country's second-largest private shipbuilder said the net deficit was INR 365m ($6.2m) to 31 March, against a profit of INR 382.3m a year ago.
The company also blamed higher interest charges.
Revenue was down 63% at INR 1.29bn
India's Bharati Shipyard has slipped to a loss in the fourth quarter as revenue plunged.
The country's second-largest private shipbuilder said the net deficit was INR 365m ($6.2m) to 31 March, against a profit of INR 382.3m a year ago.
The company also blamed higher interest charges.
Revenue was down 63% at INR 1.29bn