What's in the budget for war on terror

WHAT'S IN THE BUDGET FOR WAR ON TERROR

* The total cost of Operation Okra - Australia's military contribution to the international effort against IS - is on track to hit $940.7 million by 2018-19

* The government has announced additional funding for Operation Okra of $335.4 million, taking total spend to $353 million for the year

* Almost $616 million has been outlaid for major operations in the 2016-17 budget.

* Defence will get overall funding of $32 billion in 2016-17 and $142.9 billion over the forward estimates.