Thanks for the response.
Follow up question – since I can clearly see the (HQ) is available in my Final Cut Pro, does that just mean Streamclip can’t read it in this earlier version? Or is that what the second ProRes on my list in Streamclip is?
Here’s what I can see in Final Cut when I export…

And here’s what I see in Streamclip (and is either of these higher or lower quality?)…
