Need explanation of F0 F1 F2 F3

[LovesAGoodYolk]

or tell me where to go to read up on terminology. Thank you

 

[wynn4578]

F0 is the original breeding pair (maran /easter egger for example)

F1 is their offspring.

F2 is the offspring of the f1s and so on.

In other animals or fish f0 means wild caught. And f1 would be the offspring and so on.