I'm a big fan of milking pics too~
I like 'em in any context, from femdom to fetish.
Not into it in a furry/guru kind of way though~
On this site, there's a fair mix of styles, from this;
By product of sex~
http://yaoiai.com/gallery/yaoi-hardc...g-time-21.html
(personal fave btw, I love the position and the faces)
Extracted as part of domination play~
http://yaoiai.com/gallery/communal-g...-exam-boy.html
Or extracted to drink~ Low in calcium but high in protien~
http://yaoiai.com/gallery/oral-yaoi/...ilk-stand.html
http://yaoiai.com/gallery/yaoi-hardc...9811-milk.html