Queensland's shadow treasurer Scott Emerson has conceded defeat in the seat of Maiwar, leaving the Greens and Labor to battle it out for the new Brisbane electorate.

Mr Emerson, a former transport minister in the Campbell Newman government, is the LNP's highest-profile casualty after it suffered a dismal showing in last Saturday's state election, with Labor still on track to form government.

Scott Emerson with his family on election day.

"While the eventual winner in #Maiwar remains uncertain, it's clear it will not be the @LNPQLD," Mr Emerson tweeted on Tuesday.

"It's been a great honour to serve our community for almost 9 yrs (sic).