On Monday, Mr Abbott conceded that the Coalition still needed to speak to the states to strike an agreement to partly fund the scheme, amid government claims of a $1 billion a year hole in the costings.
Mr Abbott told reporters he was confident that there was ''more than enough time'' before the July 2015 start date to reach agreement with the states on sharing the funding for the federal scheme.
But West Australian Premier Colin Barnett didn't hesitate in making his feelings clear, saying on Monday that the scheme was overly-generous.
