Rob wrote:
> I was racking some Pinot today following cold stabilization (Finally!
> Some real cold weather here in the Pacific NW!). I noticed that some
> of the carboys threw a much heavier sediment that the others. They've
> been handled identically, other than the grapes with lesser sediment
> were picked about 10 days earlier. The original Brix/acid numbers are
> about the same on the two groups. Both groups were racked following
> primary, and haven't been racked since. They've both gone through ML
> since being racked. Both groups are Pinot Noir, don't know about
> clonal varieties.
>
> So, not that it matters that much, but more out of curiosity, any ideas
> why one set would throw more gunk than the other?
>
> Rob

Did each wine have equal lengths of time in primary? There could be
more vegetable matter in one. Or there could be more suspended yeast
in one batch....or more tannins causing fining.

Really the variables are extensive.