Ann: Company Presentation to 121 Mining Investment Conference, page-8

My guess 8888 is, as there is still a long way to go before modeling can be finalized. A long way!!
Then you would have to look at what, labor/fuel/construction/chemicals, etc. In what could be 5 years away.
I think if they tried to do an estimate now. I would mean nothing, and could be damaging to the reputation if it turns out way off the mark!
There is still much drilling to be done. And they might not even be in the best area yet. Still have the test those komatiite channels. Still don't know if 'The Keel' is the goods yet. At the moment, the only near certainty is the main area where the RC work has been done. And that still has a lot to be done on it, I think.