Broody. You can keep her with everyone the whole time, until the eggs hatch and then seperate her or seperate her as soon as she's set on brooding.
I personally seperate after the eggs hatch since I don't trust my alpha hens with fragile babies, especially if it's a low ranking mama
I personally seperate after the eggs hatch since I don't trust my alpha hens with fragile babies, especially if it's a low ranking mama