Only a few months into her leadership, Sussan Ley is facing an extraordinary insurgency from Liberal frontbenchers.

Last week she had to sack Jacinta Price for refusing to endorse her leadership.

Now she is being warned, bluntly, that if the Liberals don’t drop the commitment to net zero by 2050 – or at least water it down – there will be walkouts by frontbenchers.

Andrew Hastie, the opposition’s home affairs spokesman, told the ABC on Monday if Ley stuck with net zero “that leaves me without a job”.

“I’ve nailed my colours to the mast. If I go out with the tide in two and a half years, that’s great. I’ll get a lot more time with my kids back. My primary mission in politics is to build a stronger, more secure, more competitive Australia. Energy security is a vital input to........

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