nestle - doing A2 infant formula, page-80

https://www.irishexaminer.com/farming/news/a2-milk-to-earn-25p-more-than-regular-variety-190321.html

If the milk is from Ireland there may not be much, but it is both possible and plausible.

Usually when you are rolling out a new product you want to keep it a secret, so that you can try to manage the message and the intensity of interest as best you can. As with a drip feed, rather than a managed campaign - interest can fizzle out. But it also could be that some on-line vendors have already got prepared earlier than they should have.

https://item.jd.com/6552509.html

jd.com says they have one left in stock - so looks like it is actually stocked to me.