I am sure they would not have allowed it through if they knew there was a contamination, just not sure how closely this is screened. The dark "grains" had no husks, and snapped with little pressure, were also about 2cm long. Looks like Weyermann said the limit of ergot is 0.05%, according to a...

We recently brewed a 20% rye (Weyermann®) and while milling the grain we noticed some long black "grains". I did not think too much of this at the time, but it since then I've been wondering if this might not have been Ergot: https://en.wikipedia.org/wiki/Ergot i unfortunately did not take a...