That's a fine metric for your own internal political compass, but it's a poor one to use when trying to discuss or describe world events, especially on a forum like this.
Not because it's an indefensible position, but because no one else is going to know your definition of rightwing is literally anything that isn't already a communist utopia.
But I'm to go out on a limb and assume, no offense, that you just weren't aware that Australian Labor regained power after nearly a decade of being the opposition...which is understandable, most people don't follow Australian politics, outside of Australia.