Krajinapetrol A.D. Banja Luka announced earnings results for the first half year ended June 30, 2013. The company reported that its net loss widened to BAM 609,100 ($415,200/EUR 311,400) in the first half of 2013 from BAM 524,800 a year earlier. Total income fell to BAM 18.8 million in the first half from 21.6 million a year ago, while total costs decreased to BAM 19.5 million from BAM 22.1 million.