Many large corporate contracts Virgin have require USA travel. A large chunk of the corporate revenue will go if they drop USA. They were approaching 40% Corp share (growing, QF falling, does not get a mention anywhere) here so it’s largely a big hit to the bottom line that also then flows to domestic, should they axe the states. Pretty vital piece of the puzzle.
New Zealand is the cash burner and not so reliant on Corp traffic.
777 fleet is 80% owned. One can go, some heavy checks can probably take place forward to burn time.