Is this fertile?

[SoutheastAK_chickens]

I want to see if my rooster is actually doing the deed with my hens so I can hatch some babies later but not sure if he's doing the deed.

 

[Chicken_Obsesser]

That looks fertilized to me. If you look closely at the germinal disc, you can see the bullseye around it.

 

[BoundlessLove]

Fertile