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Data upload instructions: BigY

These instructions assume you have already ordered a clarifY DNA analysis for Big Y data. [read more]

  1. Log in at my.familytreedna.com .
  2. Click on the "Big Y results" button at the bottom of the "Welcome to myFTDNA" screen.
  3. Click on the "Download Raw Data" button at the top of the "Big Y results" table. Save the .zip file to your computer. Please do not alter the .zip file, but do ensure it has a non-zero file size. If the "Download Raw Data" option is not available, try again tomorrow.


  1. Go to https://www.clarifydna.com/kits (logging in, if prompted). Click on the CL### link in the first column. (If there are multiple entries, click on the one corresponding to your latest order.)
  2. There are tabs on the side of this form: "Kit Details", "BigY Data", "Ancestral information", etc. Click on the "BigY Data" tab.
  3. You should now see "Browse" and "Upload" buttons. Click on Browse, and select the .zip file from step (3).
  4. Click Upload. You should see a progress bar showing upload progress.
  5. Once the upload is complete, click on Save at the bottom of the page.
  6. You will be queued for analysis.

Turnaround times are at the moment usually less than 24 hours. Weekend orders may get processed in a single Sunday evening batch.