NSW ups fight for GST amid move to 'wellbeing' budget

Courtney Houssos says the budget will track the government's performance on wellbeing targets. (Dean Lewins/AAP PHOTOS)

NSW has dismissed the GST distribution system as broken as the state readies for a deficit in its first budget under a new regime that will feature "wellbeing" indicators.

Premier Chris Minns has continued his campaign for an overhaul of the annual carve-up, likening Western Australia to wealthy petro-states such as Saudi Arabia and Qatar.