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Breed · Chicken breed

Australorp

Gallus gallus domesticus

Also known as: Australian Orpington

The Australorp is an Australian dual-purpose chicken breed developed from Orpington stock and selected strongly for laying ability, becoming famous for its brown-egg productivity while retaining a docile, hardy character.

Dated referenceLast reviewed: 2026-07-12Updated: 2026-07-12
Illustrative diagram · AgricultureID (original)

Record

Livestock breed
Breed of
Chickens
Species
Chicken (Gallus gallus domesticus)
Type
Dual-purpose
Origin
Australia
Recognition
Registered
Conservation status
Not establishedReported per source and date (e.g. FAO DAD-IS); not a fixed property of the breed.
Registries
  • FAO DAD-IS · Global · as of 2026-07-12Chicken breed recorded in the global domestic animal diversity inventory.
  • American Poultry Association (Standard of Perfection) · United StatesRecognised breed; also standardised in Australia and the United Kingdom.
Adaptation
Hardy and adaptable across warm to temperate climates; the practical body type copes better with heat than very heavily feathered breeds while remaining cold-tolerant.
Primary uses
Egg production (brown-shelled eggs), Dual-purpose meat and eggs in traditional flocks, Backyard and smallholder keeping

Registry listing or variety protection is jurisdiction- and date-specific and does not by itself indicate current commercial availability, universal cultivation approval, patent status, or a recommendation.

The Australorp is a dual-purpose chicken breed developed in Australia in the early 20th century from imported Orpington and other utility stock. Australian breeders emphasised practical egg production over exhibition form, and the resulting fowl earned a reputation as one of the outstanding brown-egg layers among heavy breeds.

Most familiar in a lustrous beetle-green-sheened black plumage, the Australorp combines strong laying performance with a calm temperament and general hardiness, and it is kept worldwide in backyard, free-range, and smallholder flocks.

Origin and history

The breed arose from Australian selection of Orpington-derived utility stock in the years around 1900 to 1920, with a name coined to signal the "Australian Orpington" lineage. It gained lasting fame through laying-competition results that demonstrated exceptional egg output for a heavy breed, and it was subsequently recognised by poultry standards in Australia, the United Kingdom, and the United States.

Appearance and characteristics

  • A solid, well-rounded body of moderate to heavy weight, less exaggerated than exhibition Orpingtons.
  • A single comb and red earlobes; the classic plumage is deep black with a green or beetle sheen in good light.
  • Dark legs and eyes complement the black plumage; other colours are recognised in some countries.
  • A quiet, docile temperament that adapts to confinement and free range alike.

Use and management

The Australorp is kept mainly for reliable brown-egg production, with a serviceable meat carcass making it genuinely dual-purpose. Its calm nature, adaptability, and hardiness suit backyard, free-range, and smallholder systems in a range of climates. Historic laying records are exceptional cases; everyday output depends on strain, feeding, and management.

Relationships

Evidence-backed connections in the knowledge graph.

Farming systems

Related topics

Scope & limitations

Geographic scope: Global breed overview; standards, strains, and populations vary by country and registry.

Climate context: Kept across warm and temperate regions; regarded as an adaptable, all-round laying breed.

  • This is a general breed profile, not strain-specific performance data or husbandry guidance.
  • Historic record-setting laying figures are exceptional and not representative of typical flock performance.
  • Conservation risk status is not asserted here because it varies by country and population.

Sources

This article draws on the following authoritative sources. See our sources & methodology for how they are selected.

  1. [1]DAD-IS — Domestic Animal Diversity Information System (opens in a new tab)

    FAO Commission on Genetic Resources for Food and Agriculture

    Authoritative

    Cited for: Breed recording and global diversity status

    Type:
    Official registry
    Jurisdiction:
    Global
    Accessed:
    2026-07-12
  2. [2]Encyclopaedia Britannica (opens in a new tab)

    Encyclopaedia Britannica

    Moderate

    Cited for: Breed origin, history, and general characteristics

    Type:
    Reference database
    Jurisdiction:
    Global
    Accessed:
    2026-07-12

Related topics

Livestock