Euro Markets: EUAs set fresh four-month high before weakening to post 3% weekly gain amid energy markets surge

European carbon prices jumped to a fresh four-month high on Friday morning after overnight attacks by Israel on Iranian military and nuclear targets sent energy markets spiralling higher at the opening, but EU allowances gave back more than half their gains in the afternoon while the energy complex stabilised and traders took profit even as EUAs posted a 3% weekly gain.