Stone to Silicon

Food & agriculture · c. 1760

Scientific livestock breeding

Robert Bakewell bred sheep and cattle to plan, recording traits across generations.

At Dishley, Leicestershire, Bakewell used deliberate inbreeding and progeny testing to fix traits, producing the fast-fattening New Leicester sheep. Darwin later cited breeders like him as evidence for how selection reshapes species.

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What it built on 2

What it led to 2

Related measurements

The dashed line marks when it first worked.

Cereal yields in England/UK since 1275 Latest: Wheat: 7.28 t/ha (2024) Source: Our World in Data

Height of men by birth year, UK Latest: 177 cm (1980) Source: Our World in Data