September 19 (SeeNews) - Czech energy company Energo-Pro said that earnings before interest, taxes, depreciation and amortisation (EBITDA) at its Bulgarian power distribution and supply subsidiary Energo-Pro Varna surged to roughly 60 million euro ($64.1 million) in the first half of 2023 from 11.2 million euro a year earlier, due to a one-off adjustment.