Labor has been quick to attack the Premier Mike Baird over his conservative Christian social values, seeking to exploit any chink in the armour of the new Liberal leader.

Deputy Opposition Leader Linda Burney has demanded Mr Baird

"Mike Baird is wrong to suggest that being gay is anything other than an expression of one's true self": Deputy Opposition Leader Linda Burney. Credit:Kate Geraghty

clarify comments he made in a 2012 interview about same sex couples ''choosing to live a homosexual lifestyle'' in the context of the same sex marriage debate.

She said Mr Baird needed to explain whether he still held this ''backward'' view. ''People enter same sex relationships on the basis of love, not because of some lifestyle trend,'' Ms Burney said.