Is this a fertile egg?

[TT43]

I'm new at this and don't know if my rooster is doing his job. Can anyone tell me?

 

[skyef06]

from what i can see it looks fertile!

 

[Minky]

I'm new at this and don't know if my rooster is doing his job. Can anyone tell me?

yes- that little faint bullseye in the middle of the yoke tells you it is.