The price of the federal opposition’s nuclear plans are out, and they’re billions cheaper than expected.

According to an analysis by Frontier Economics, between now and 2050, the price would be $331 billion versus $594 billion for Labor’s approach.

The Shadow Minister for Climate Change and Energy, Ted O’Brien, told Bill McDonald the nuclear plan is aimed at ensuring the government is "using taxpayers' money to own long-term infrastructure assets that will help the average consumer save a buck.