That puzzles me too. I know female athletes who will leave the guys in the dust, except for thing which require pure muscle mass.
Yes, I would think that a superfit 6-ft. Amazon could at least get through the first day, if not the first week.
The best female tennis player in the world wouldn’t make the men’s top100. That is why we have male and female sports, so women get a chance to play. I’ve never seen an all female war.
Another thread had a related article, the drops were due to poor performance on formation marches with 100+ lb packs.