M2 prices of Australian building envelopes

I need the prices of materials, and labour for certain building envelopes in Australia with a certain R rating. Walls, ceilings and floors. Only a few to compare product prices. This is a job for an estimator or builder in Australia with estimating software. Prices will have to be mid of the range or both high and low range. The prices will have to be up to date. Hope to hear from you. J