SYDNEY (Standard&Poor's) Aug. 25, 2015--Standard&Poor's Ratings Services said today that its 'BBB+/Stable/--' issuer credit ratings on New Zealand integrated utility Genesis Energy Ltd. are unaffected by the announcement of the company's year-ended June 30, 2015 results, announced today. Fiscal 2015 EBITDA came in at the upper end of our NZ$345 million-NZ$355 million expectation, while debt was broadly in line with our expectations, translating in a ratio of debt to EBITDA that is at the stronger end of our expected range of 2.5x-2.7x. We note that Genesis Energy continues to actively manage its generation portfolio versus the spot market to take advantage of lower spot wholesale power prices to meet its retail load. In addition, the company's