Yes, but the subclades matter not the branch itself. Not all R1 were part of Indo-European expansion (look at mesolithic R1a in Karelia), and J2b2 strongly correlates with Indo-European expansion (Europe & South Asia).
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New study!
The Genomic History Of Southeastern Europe
J2b2a-L283 from Bronze Age Croatia 1500-1700 BCE
Iboussieres25-1 10090-9460 BCE WHG J?
I5068 5500-4775 BCE LBK_Austria J2
there is more samples, for now I see 3 J...