It is my understanding that all of the freighters will be "timed out" within 2 years. Barring a large financial commitment to do heavy maintenance on the freighters, they will be retired to the desert.
The only freight advocate at a position with any influence at NW was Jim Friedel, and he got promoted out of the VP Carog job and replaced by someone with ZERO experience in cargo and ZERO experience in the Pacific.
If you want to hear something sad and humorous, contact one of our pilots trapped, yes trapped, in Anchorage. Mr. Lentz, new cargo manager, had a 2 hour Q and A with the ANC pilots about freight ops. This was the meeting where he demonstrated zero prior experience in freight and Asia ops and claimed that the A330 freighter was the best replacement for the 747 freighters.
On the DL side, RA hired some cargo gurus from UA. The same ones that ran UA Cargo into extinction...