Queensland Treasurer Cameron Dick said the Palaszczuk government could afford to borrow $4 billion to pay for its election campaign commitments, with a budget surplus unlikely to be delivered in Labor's next term of office.

With both Premier Annastacia Palaszczuk and Opposition leader Deb Frecklington in regional Queensland to drum up votes ahead of Saturday's election, Labor released its costings in Brisbane showing its campaign commitments came to $4.3 billion.