australian fashion report revealed the australian-sold brands and companies that ignore the exploitation of their overseas workers .
lowes , industrie , best & less and the just group - which includes just jeans , portmans and dotti - were some of the worst performers .
etiko , audrey blue , cotton on , h&m and zara had some of the best scores .
75 per cent of companies do n't know the source of all their fabrics and inputs .