Rural
6 November, 2026
From horse power to high-tech harvests
From horse-drawn harvesters to autonomous tractors, agricultural machinery has undergone a dramatic transformation over almost two centuries of farming in Australia.
The Wimmera and Mallee have embraced these developments, with regional machinery field days giving farmers opportunities to explore innovations in equipment and agricultural technology.
Google Trends data reveals Australian search interest in the Wimmera Machinery Field Days follows a recurring seasonal pattern, with a substantial increase around the March event in Longerenong.
Searches for Mallee Machinery Field Days, held near Speed in August, also showed intermittent increases around event periods.
Established in 1963, the Wimmera Machinery Field Days at Longerenong have grown into a major agricultural trade event, showcasing machinery, technology and developments in farming practices.
The Mallee Machinery Field Days, first held in a paddock near Speed in 1979, have similarly developed into an important gathering for agricultural machinery dealers and producers.
Autonomous machinery has already featured at regional agricultural events, with the 2024 Mallee Machinery Field Days showcasing demonstrations of a Fendt autonomous tractor.
Google Trends data also shows several isolated spikes in Australian search interest in the topic ‘driverless tractor’ during 2026, although overall measurable interest remained low.
Early developments in Australian harvesting technology were driven by inventors seeking solutions to labour-intensive agricultural work.
John Ridley’s stripper machine, developed in South Australia in 1843, stripped grain heads off stalks using a comb and a beating drum, drastically cutting down harvest times during severe labour shortages.
Australian inventor Headlie Taylor demonstrated an innovative header at the Henty Agricultural Show in 1914, using a cutting mechanism that made harvesting damaged crops more efficient.
Agricultural machinery manufacturer H.V. McKay acquired the rights to Taylor's design in 1916, incorporating the technology into his established Sunshine Harvester Works.
Taylor subsequently developed the Sunshine auto-header in 1924, becoming one of the pioneers of commercially produced self-propelled harvesters.
However, horse-drawn headers remained more common in Australia due to cost.
Mechanisation and bulk grain handling developed progressively throughout the twentieth century, transforming the harvesting, transportation and storage of grain.
In 1975, New Holland introduced its TR70 combine harvester, pioneering commercial twin-rotor threshing technology.
Modern headers can incorporate GPS guidance, yield mapping and automated moisture sensing, representing a significant evolution from horse-drawn harvesters.
Early concepts of driverless systems have been developing since the 1940s, but major manufacturers are now deploying successful fully autonomous platforms.
Depending on the manufacturer, autonomous tractors can use combinations of GPS guidance, centimetre-level RTK positioning, cameras, computer vision and other sensors to navigate paddocks and detect obstacles.
Potential benefits include reduced labour requirements, improved operational efficiency and greater precision.
The technology still faces challenges, including high upfront equipment costs, connectivity limitations in regional farming areas and the need for specialised technical support.
This content is part of a paid partnership with Google to promote Google Trends.