The latest Newspoll shows Labor's primary vote has fallen and Opposition Leader Bill Shorten's voter satisfaction rating has slumped since December.
The poll, conducted on the weekend, shows primary vote support for the Coalition at 41 per cent compared to Labor's 35 per cent, down from 38 per cent in December.
With the Greens' primary vote up from nine per cent to 12 per cent since early December, the two party preferred result favoured Labor, 51 per cent to 49 per cent, based on preference flows at the 2013 election, The Australian reported on Tuesday.
The results showed Mr Shorten's voter satisfaction has slumped nine percentage points to 35 per cent, while his dissatisfaction rating has risen eight points to 35 per cent, between parliament rising in December and last weekend.
Meanwhile, net voter satisfaction with Prime Minister Tony Abbott has stabilised for the first time, at minus five, the paper said.
