Continuous development of the automatic milking robot
Automatic milking technology has transformed dairy farming, but the journey is far from finished at Lely. The continuous development of the automatic milking system is at the heart of our innovation strategy. The Lely Astronaut continues to evolve year after year, driven by new knowledge, new technology and the daily challenges on farms. On the outside, the Lely Astronaut may look similar, but on the inside improvements are made every single year to keep our solution sustainable, profitable and enjoyable to work with. This proves that robotic milking is not a fixed product, but a continuously developing solution built to support farmers today and in the future.

Does development of the Lely Astronaut ever stop?
Dairy farming never stands still and neither does innovation. Each improvement to the Astronaut begins with farmer and Lely Center feedback, cow behavior insights and on-farm data. Small design updates, new sensors and software improvements keep enhancing the system step by step. At the same time, continuous engineering work supports that older components are replaced by improved versions to support the large installed base worldwide.
This mindset of continuous innovation focuses on:
- greater efficiency
- more user-friendly operation
- better alignment with real farm needs
Innovation is not only about new features. It is also about making the automation of the milking process easier to manage, more energy-efficient and better at supporting daily decision-making.
The first Lely Astronaut milking robot
When the first Lely Astronaut model was introduced in 1993, it changed the dairy world. For the first time, cows could be milked voluntarily through free cow traffic, supporting a more natural barn layout and improving cow comfort. Milking no longer required fixed schedules or high labor input. This was a major breakthrough in milking as it opened the door to full automation of the milking process and inspired decades of innovation, including the generations A3 (2006), A4 (2010), A5 (2018), and in 2025, the A5 Next.
Continuous development in practice
Since those early days, the automatic milking robot has undergone continuous improvement in performance, cow flow, reliability and ease of use. Mechanical components have become more robust and designed for low maintenance. Attachment speed has increased, improving cow flow and supporting increased milk harvesting capacity. Smart cleaning technologies and improved energy efficiency contribute to sustainability and cost control.
Some practical milestones in innovation:
- 2018: 80% reduction of air compressor use through the smart Hybrid Arm on the A5.
- 2020: Introduction of the Gentle Feeder, allowing farmers more flexibility in feeding concentrates and commodities.
- 2021: New pre-milk device eliminating the use of silicon sleeves for A4, A5, and A5 Next.
- Continuous software updates improving milking consistency and system uptime.
Each step may seem small, but together they strengthen the advantages of a milking robot and improve daily farm operations.
Digital breakthroughs with data and Horizon
One of the biggest revolutions in robotic milking is digital innovation. Special developed sensors inside the robot generate real-time data on milk quality, cow health and milking performance. With platforms like Lely Horizon, farmers gain clear insights at herd and farm level, transforming raw data into practical decisions. Data-driven management is just as important as the mechanical performance of the robot itself. Advanced software learns from cow behavior, detects deviations earlier and provides actionable insights per animal. This helps farmers focus on prevention instead of correction, improving animal welfare and supporting increased milk production. Combined with 24/7 milking and smoother cow traffic, the Astronaut is no longer just a machine. It is an intelligent farm assistant.
Impact today
All these improvements add up to real impact on the farm. Cows enjoy calmer routines and milking at their preferred times. Farmers save hours of manual labor and gain more flexibility. More consistent milking results, improved udder health, and reliable data insights help farmers manage their herds more proactively.
Reliable data, consistent performance and a system built for reliability allow farmers to manage proactively instead of reactively. The automatic milking robot you see today is not the same as the one from even one year ago. Continuous development supports access to the latest innovation in robotic milking, animal welfare, barn layout optimization and data-driven herd management.
Why this evolution matters
The continuous development of the automatic milking robot enables that dairy farms remain resilient, efficient and future-proof. By combining innovation, reliability, low maintenance design and digital intelligence, Lely continues to improve the advantages of a milking robot, year after year.
Curious how today’s Lely Astronaut A5 Next can support your farm? Contact your local Lely Center or explore our automatic milking solutions to discover how continuous innovation can support your dairy operation.





