What does CX and DP mean

[mswarped]

I’m confused on what CX and DP mean. Can someone please explain these terms?

 

[nuthatched]

What's the topic of conversation when you see these term?
Cx could mean Cornish X (cross)
Not sure what dp means.

 

[Tookie]

I know CX mean Cornish Cross, not sure what DP means.

 

[MysteryChicken]

I’m confused on what CX and DP mean. Can someone please explain these terms?

CX, is Short for Cornish X, or Cornish Cross.

DP I believe is Duel Purpose.