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Major update reorganizes entire haplogroup I2 tree

Sunday, December 6, 2020

Z125 block split, new branches in Barclay group: 2020-12-05 tree for I-CTS11338

Click here to download our 2020-12-05 draft tree for I-CTS11338


A new Big Y-700 result is CTS12809+ and CTS8693+, but Z125- and negative for approximately 20 additional SNPs. All of these SNPs were formerly considered to be equivalent. 

Our tree shows CTS10530 as equivalent to Z125. The I-CTS12809 sample has a CTS10530- result and the I-CTS787* sample has only two reads at this position, both negative. The FTDNA tree shows CTS10530 as equivalent to CTS787, maybe FTDNA will correct this.

This update also shows new branches in the Barclay/Scottish cluster: a new I-FT409425 level and a new I-FT156865 branch.

Click here to find our previous tree for I-CTS11338
Click here for FTDNA's public haplotree for I-CTS11338
Click here for YFull's I-CTS11338 (I-Z105) tree
Click here for a brief description of the I-CTS11338 haplogroup

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