Brahmas make a pretty nice carcass.
Have had one go broody, but I didn't want to hatch at the time and she broke easily.
But they also are not great at feed to egg conversion, they eat a lot and eggs are smaller and less prolific, I got rid of mine because of that.
Know a permaculture couple who...
You can hope.
That's for sure!
I find integrating purchased or incubator chicks easier than dealing with a broody.
It can be, or not, depends on the cock.
Having more than one male just doubles the crap shoot.