Qantas are not in the slightest interested in emulating what worked for a competitor.
Furthermore, a tour of duty's health impact can't be extrapolated to provide a comparison basis for an as yet untested tour of duty. A tour of duty currently beyond existing regulation. They will not undertake a scientifically rigourous examination of the health of the crew before committing to a new regime.
They will instead, begin a campaign of media seeding. They continue to lobby in Canberra.
Was not the likely new transport Minister a 'guest' albeit rumoured to be a little messy, on the first flight in Dubai? The 'game changing alliance' first flight?
They have almost the entire Parliament likely 'members' of the Chiarman's lounge.
A quick scan down the non-existent member list would likely show Carmody, S a member.
With CASA in the back pocket, soft corruption ensures an outcome more suited to the commercial/IR elements than the medical health of their crews.
Whether or not they intend doing anything, other than gain a bit of 'column inches' in a quiet news week is perhaps worthy of consideration.