sunday inside business program, page-13

That could be a prudent approach.

However, I note the Ross Carroll previous roles was CFO and COO which should put him in a reasonable position to confirm revised guidance of $20-$40M in FY13.

In terms of how visible MAH's earnings will be is an interesting generalisation. They have set out why they expect their current book will provide the new guidance including impairment in the 1H13. So unless there is a re-negotiated or delayed contracts one may expect the new range will be close.

The above is not specific to MAH. Indeed, it covers the entire mining industry. Mining services should generally have a lag impact to commodity prices which is probably where one should focus their concerns.