DNAtestHow Much Steppe Ancestry Do I Have? The Yamnaya in Your DNA
If you have European, South Asian or Central Asian roots, a large part of your DNA probably traces back to one group of herders who lived on the grasslands north of the Black Sea about 5,000 years ago. Geneticists call it steppe ancestry. Here's what it is, who carries the most of it, and how to get a sense of your own share.
In short
- Steppe ancestry is the genetic signature of the Yamnaya and related herders of the Pontic-Caspian steppe, around 3300–2600 BCE.
- From about 2900 BCE their descendants spread west across Europe and later south into Central and South Asia, possibly carrying Indo-European languages with them.
- Today it's highest in northern and eastern Europe, lower around the Mediterranean, and lowest in Sardinia. In South Asia it's highest in parts of the northwest.
- Consumer ethnicity estimates don't report it. Your haplogroup can show whether your direct paternal line came off the steppe, and a comparison with ancient genomes can estimate your share.
What is steppe ancestry?
When geneticists model the ancestry of modern Europeans, three ancient sources explain most of it: Ice Age hunter-gatherers, the first farmers, and steppe herders. "Steppe ancestry" is the third. It's named after the people in whom it was first identified, the Yamnaya, cattle and sheep herders who lived on the open grasslands between the Danube and the Ural Mountains.
The Yamnaya were themselves a mix. Ancient DNA shows they descended from Eastern Hunter-Gatherers, who lived across what is now Russia, and from people related to farmers and hunters of the Caucasus and Iran. Researchers sometimes call the combined population the Western Steppe Herders.
They had something new: wheeled wagons, and a mobile way of life built around herds. They buried their leaders under large earth mounds called kurgans, thousands of which still dot the steppe.
How it spread
- Into central and northern Europe, from about 2900 BCE. The people of the Corded Ware culture carried roughly three quarters steppe-related ancestry. It was one of the largest migrations in European prehistory.
- Into Britain, from about 2450 BCE. People of the Bell Beaker culture, with substantial steppe ancestry, replaced about 90% of the gene pool of the people who had built Stonehenge.
- Into Iberia. Steppe-related ancestry reached Spain and Portugal around 2500–2000 BCE, and within a few centuries nearly every man there carried a steppe-related paternal lineage.
- East and south, after about 2000 BCE. Related herders, including the chariot-building Sintashta and the Andronovo cultures, spread across Central Asia. Steppe ancestry reached South Asia in the second millennium BCE.
Many researchers think these movements carried early Indo-European languages, the family that now includes English, Spanish, Russian, Persian and Hindi. That idea is widely held but still debated.
Who has the most steppe ancestry today?
Nearly everyone of European descent carries some. The share follows a broad pattern:
- Highest: northern and northeastern Europe, including Scandinavia, the Baltic and parts of Britain and Ireland.
- Middle: central and western Europe.
- Lower: southern Europe and the Mediterranean, where more early-farmer ancestry survives.
- Lowest in Europe: Sardinia, whose people are the closest living Europeans to the continent's first farmers.
- South Asia: present in many groups, highest in parts of the northwest and elevated in some groups traditionally associated with Sanskrit learning, such as many Brahmin communities.
Individual results vary within every country, so your own share can sit well above or below the average for where your family comes from.
Your haplogroup: a clue you can check today
Your raw DNA file already holds one strong clue. If you have a Y chromosome, your paternal haplogroup traces your father's father's line. Several major branches spread with the steppe migrations:
- R1b, especially the branches called L51, P312 and U106, the most common paternal lineages in western Europe.
- R1a, especially Z282 in eastern Europe and Z93 in Central and South Asia.
A steppe-related paternal line doesn't measure how much steppe ancestry you have overall, because it's one line among thousands of ancestors. But it tells you that at least one of your direct ancestors came off the steppe. Your maternal line can carry steppe-era branches too.
Already have a 23andMe, AncestryDNA or MyHeritage file? Open it in our free analyzer. It runs entirely in your browser, and your DNA is never uploaded.
Try the free analyzerHow to find your steppe ancestry percentage
AncestryDNA, 23andMe and MyHeritage compare you with people living today, so none of them reports steppe ancestry directly. Estimating it means comparing your DNA with ancient genomes and asking what mix of hunter-gatherer, farmer and steppe ancestry best explains it. Researchers do this with statistical tools such as qpAdm.
Our free analyzer already compares your raw DNA file with more than 16,000 ancient individuals to trace your maternal and paternal lineages to the ancient people who carried them, including steppe-era herders where they match. Percentage estimates for steppe, farmer and hunter-gatherer ancestry are in testing now and will be added to every Origins Story report once they meet our accuracy bar.
Some free third-party tools also offer rough admixture estimates from raw data, but they require uploading your file to someone else's server. Ours runs entirely in your browser.
Frequently asked questions
Is steppe ancestry the same as "Indo-European" ancestry?
Not exactly. Steppe ancestry is genetic; Indo-European is a language family. They spread together in many places, which is why researchers link them, but languages can spread without many people moving, and people can move without changing their language.
Who were the Western Steppe Herders?
The herders of the Pontic-Caspian steppe from about 3300 BCE, including the Yamnaya, whose ancestry was a mix of Eastern Hunter-Gatherers and Caucasus- and Iran-related peoples. Their descendants carried this ancestry across Europe and Asia.
What are Eastern Hunter-Gatherers?
Ice Age and post-Ice Age foragers of eastern Europe and western Russia. They are one of the two main ingredients of steppe ancestry, and also contributed directly to some northern European populations.
Can you tell steppe ancestry from someone's face?
No. Ancestry this old is spread across thousands of genes and doesn't map onto appearance in any reliable way.
Does a high steppe percentage mean I descend from the Yamnaya?
It means a large share of your DNA comes from populations related to them. With ancestry this old, you descend from a great many people across Eurasia, and no one can point to a single ancestor.
Sources
- Haak et al. 2015, "Massive migration from the steppe was a source for Indo-European languages in Europe," Nature
- Allentoft et al. 2015, "Population genomics of Bronze Age Eurasia," Nature
- Olalde et al. 2018, "The Beaker phenomenon and the genomic transformation of northwest Europe," Nature
- Olalde et al. 2019, "The genomic history of the Iberian Peninsula over the past 8000 years," Science
- Narasimhan et al. 2019, "The formation of human populations in South and Central Asia," Science