British Gas owner Centrica says it will beat targets after cost cuts

Improved forecast comes a day after it emerged that three-quarters of its customers are on expensive variable tariffsBritish Gas owner Centrica has upgraded its profit outlook after cost cuts and strong trading, a day after it emerged that three-quarters of its customers are on expensive variable tariffs.Despite volatile energy markets, Centrica now expects adjusted earnings per share of 16.5p this year and adjusted operating cashflow of £2.4bn to £2.6bn, up from a previous estimate