India, Aug. 18 -- Deterra Royalties Limited (DETRF) reported higher full-year profit, supported by the absence of one-off costs recorded in the previous year and a gain on the sale of an asset. Underlying earnings also improved, despite lower royalty revenue and income from offtake contracts.

Net profit after tax increased to A$164.21 million, or 30.97 cents per share, from A$155.69 million, or 29.39 cents per share, a year ago. The prior-year result included A$11.99 million in one-off costs related to the Trident acquisition, while the current year benefited from an A$8.37 million gain on sale of an asset.

Excluding one-off items, underlying profit after tax increased 14% to A$151.7 million from A$132.7 million.

Underlying EBITDA rose 6...