“Where do cows go after elementary school?”/“To a second dairy school.”

“Secondary school” shouldn’t be confused with “second dairy school,” but there are jokes. A riddle was posted on Twitter on January 15, 2014:
 
Q: Where do cows get their education?
A: Second dairy school.
 
Another riddle was posted on Reddit—Dad Jokes on April 26, 2018:
 
Q: Where do cows go after elementary school?
A: To a second dairy school.
   
       
Twitter
Phil Robinson
@PhilPhilf
If everyone went to not just a first, but also a second-dairy school why do we know so little about milk?
8:10 PM - 4 Jan 2012
 
Twitter
Chipkale
@Chipkale
Where do cows get their education?
Second dairy school.
8:03 AM - 15 Jan 2014
   
Twitter
Erica Aprile
@EJAgurl
#Jokeoftheday
Q: Where do cows get their education?
A: Second dairy school.
10:04 AM - 29 Mar 2016
   
Twitter
liz
@pureksj
Where do cows get their education?
Second dairy school
(yes, it’s your que to laugh now)
8:14 AM - 2 Apr 2016
   
Twitter
MAD DAD!
@thartsalot
Does a cattle farmer who’s going in to further education do it at second-dairy school?
12:19 PM - 13 Jan 2017
   
Twitter
Dave P
@Sarkies_Proxy
Do Cows go to Second Dairy school?
12:26 PM - 8 Mar 2017
 
Reddit—Dad Jokes
Where do cows go after elementary school? (self.dadjokes)
submitted April 26, 2018 by limonesinparadise
To a second dairy school.
COMMENTS
JohnnyCarbonic
Where do cows go after second dairy school? Moo-niversity!
Edit: I see you beat me to the punch with your other post…
 
abuchunk
Or to Bovine University, a-la r/thesimpsons