<sod >The energy giant saw underlying replacement cost profit - BP's preferred income measure - soar to $6.2bn (Â£4.4bn) for 2017, up from $2.6bnÂ the year before.< eod>< sod > The energy firm saw underlying replacement cost profit â BPâs preferred income measure â soar to $6.2bn (Â£4.5bn) for 2017, up from $2.6bnÂ the year before.< eod>