Former Deputy Prime Minister John Anderson says he doesn’t know why we’re not being “much more analytical” about the sort of policy proposals required to meet a 43 per cent emissions reduction target. “The big emitters are electricity, around 35 per cent in Australia – so how we get to a 43 per cent reduction without impacting other industries, I don’t know – ammonia, … steel and concrete,” he told Sky News host Peta Credlin.