I'm listening to the recording by Barenboim, Zukerman and Du Pre, from 1970. Not at all a genre that I'm very familiar with but enjoying it very much. Sometimes it seems that these older recordings have more body and depth.
Hello, JohnR.
I'm glad you're enjoying those Beethoven piano trios. Do you have the complete set form these folks, i.e. ...

(Wow! that was a younger day.) Do your recommend this set in particular?
I have only got Nos. 4, 5, 7 from the Beaux Arts Trio, (Cohen-Greenhouse-Pressler), the LP remaster, which I quite enjoy, but a complete set from somebody would be nice.