MTU Aero Engines Holding AG started the financial year 2013 with a 35 % surge in revenues, which amounted to € 944.7 million in the first quarter 2013, compared with € 698.0 million in the first quarter 2012. The group generated an operating profit  of € 89.3 million (1-3/12: € 91.4 million), which corresponds to an EBIT margin of 9.5 %. Earnings after tax  amounted to € 54.5 million, compared with € 56.9 million in the first three months of 2012.