My experience with GCs is that they'll live as long as can be expected of any chicken and their drop-off in productivity still puts them amongst the very best.
But I'm about due for some layer replenishment. What do you think is a better choice?
But I'm about due for some layer replenishment. What do you think is a better choice?
So I think you already found the best. I didn't mean to refute anything you wrote, just adding some context for passer-bys.