The burden of contuing to operate this mine would be increasing,...

The burden of contuing to operate this mine would be increasing, particuarly with the way the thermal coal price has trended over the past 12 months.

Given a production cost guidance of $85+/tonne it is clear
that if the thermal coal price continues down, now at a 12 month low, the mine could not be economic.

An EBITDA of A$146,000 for the month of April says it all!