We doubled our carrying capacity
It was the introduction of humisoil that really skyrocketed our program. We were able to double our carrying capacity by spreading just 2t / ha of humisoil and saw native grasses come back after 5 decades.
Duncan Sturrock – Sturrock Beef Cattle
healthy animals and a more profitable system
Healthy animals start with healthy systems. Whether you’re backgrounding cattle or managing poultry sheds, biological management can dramatically improve animal welfare, reduce odour and disease pressure, and boost overall productivity- without relying on harsh chemicals or antibiotics.
At Green Food Australia, we work with livestock producers to create healthier environments using biology-first solutions. By restoring microbial balance across animal housing, feed systems, and surrounding soils, we help reduce stress, improve resilience, and support stronger stock and better margins.
Common Applications in Animal Systems
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Bio-Defender® (Animal Husbandry) – A probiotic misting solution that reduces ammonia, hydrogen sulphide, and pathogenic load in sheds and feedlots. Improves animal health, reduces odour, and supports better outcomes in confined environments.
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XLR8® Rumen – Enhances digestive efficiency and feed utilisation in cattle by stimulating gut biology, helping animals gain more nutrients from every mouthful.
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HumiSoil® & XLR8® Bio – Applied in paddocks or pen areas to improve pasture resilience and soil health, while reducing reliance on chemical fertilisers.
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Groundswell® – Converts on-farm organic waste, manure, and bedding into humus-rich soil products for regenerative paddock and pasture management.
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Mikro® Clean Ultra – Safe, non-toxic cleaner for sheds, milking areas, and feeding stations. Supports healthier workspaces for both people and animals.
Real-World Results in Cattle – Sturrock Grazing
On his 10,000-hectare property in Queensland, Duncan Sturrock introduced Bio-Defender® into his feedlot to manage odour. This simple change led to a cascade of benefits—fly pressure dropped significantly, and the risk of bovine foot rot was dramatically reduced. The result was healthier, more comfortable cattle with improved overall condition.
Taking a regenerative step forward, Duncan began processing his feedlot manure through the Groundswell® system, producing HumiSoil® on-farm. He applied it across his property at 2 tonnes per hectare, while spraying XLR8® Bio during application to activate soil microbiology and enhance nutrient uptake.
The outcomes were remarkable:
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Carrying capacity doubled in his backgrounding system
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Protein levels in pasture increased, improving cattle weight gain
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Native grass species re-emerged—some of which hadn’t been seen on the property in over 50 years
Together, these changes not only improved productivity but also began restoring ecological balance to the landscape, turning waste into a powerful asset for long-term farm resilience.
Hear from Duncan about his success of becoming a grass grower first, beef farmer second.
Real-World Results in Poultry
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North Queensland poultry farms using Bio-Defender® misting systems achieved a 31% drop in ammonia levels (from 47 ppm to near zero), along with significant reductions in hydrogen sulphide and dust levels.
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Farms reported lower mortality rates, calmer birds, and healthier respiratory outcomes—without the use of chemical interventions.
Proven Benefits Across the Industry
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Odour reductions within 24 hours in intensive animal facilities
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Ammonia levels reduced by over 30%, leading to better air quality and fewer disease outbreaks in sheds
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Improved feed conversion efficiency, reducing manure load and increasing growth rates
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Reduced reliance on antibiotics and chemical foot baths, thanks to proactive biological prevention strategies
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Input savings of up to $255 per hectare through reduced chemical, vet, and feed interventions
From feedlots to layer sheds, working with biology gives livestock producers a competitive edge – stronger animals, cleaner environments, and a healthier bottom line.