FTSE 100 inches higher on energy boost; Ocado top gainer

British online grocer and technology group Ocado jumped 1.1% after it said it had signed a new agreement with Auchan Retail to use its technology to develop Alcampo's online business in Spain. The FTSE 100 rose 0.1% with energy majors BP and Royal Dutch Shell along with miner BHP Group being the top boosts.

London's FTSE 100 inched higher on Tuesday, led by heavyweight energy and mining stocks, while Ocado was the top gainer on the blue-chip index after signing a new agreement for its software business. British online grocer and technology group Ocado jumped 1.1% after it said it had signed a new agreement with Auchan Retail to use its technology to develop Alcampo's online business in Spain.

The FTSE 100 rose 0.1% with energy majors BP and Royal Dutch Shell along with miner BHP Group being the top boosts. The domestically focussed mid-cap index was flat.

Among stocks, British supermarket group Sainsbury's rose 0.2% after it beat expectations for first-quarter sales though growth did slow sharply.