Feed Waste Reduction Strategies: Practical tips for learners to minimise spoilage and environmental impact

Feed is one of the most significant costs in cattle production. Yet, a large portion of purchased feed is often wasted before it’s consumed. Understanding how to reduce feed waste is essential for improving herd performance, protecting the environment, and managing costs.

Why Feed Waste Matters

Buying feed for your cattle is only half the job. Making sure it is used efficiently and not wasted is equally vital. Feed waste affects both your bottom line and your environmental footprint. Wasted feed means wasted money, lost nutrients, and increased pressure on land and resources. It can occur in two key ways:

• Physical loss: Feed that’s offered but not eaten. It could be trampled, spoiled, or rejected.
• Nutritional loss: Decline in feed quality due to poor handling such as mould, moisture damage, or leaching.

Even small inefficiencies add up. For example, wasting 30% of hay valued at $180/tonne effectively raises the cost to $260/tonne.

Storage Strategies to Prevent Spoilage

Proper storage is the first step in reducing feed waste. Consider the following:

Cover your feed

• Uncovered hay can lose up to 28–61% dry matter.
• Covered hay reduces losses to 13%, and indoor storage to just 5%.

Use hard surfaces. Store bales on gravel or concrete to prevent moisture damage.

Stack smart! Store in single rows, face-to-face, to reduce exposure and spoilage.

Feed-Out Infrastructure Tips

The way you deliver feed matters. Poor infrastructure leads to higher losses.

Choose efficient feeders

• Hay rings with cradles or solid bottoms reduce trampling and spillage.
• Slatted bar designs encourage cows to keep their heads inside the feeder.

Trough design

• Provide 75 cm/cow of space.
• Set trough height 10–15 cm above ground for natural grazing posture.
• Use smooth surfaces and concrete aprons to prevent mould and mud contamination.

Importance of Feed Preparation and Mixing

• Chop length: Avoid overly long hay/silage that encourages sorting and rejection.
• Partial Mixed Rations (PMR):
  • Follow mixer wagon instructions to avoid under/over-processing.
  • Add conditioners (e.g. molasses, oil) to reduce fines and sorting.
• Discard spoiled feed: Mouldy or contaminated ingredients should never be offered.

Feeding Management Practices

• Offer the right amount of feed at the right time. Don’t overfill troughs.
• Sequence feeds carefully throughout the day.
• Clean feed-out surfaces regularly.
• Avoid feeding on long pastures or bare ground.
• Consider cow social order. Ensure less dominant cows have access.
• Adapt to weather. Wet conditions will increase waste.

Economic and Environmental Impact

Investing in better infrastructure often pays off quickly. Many producers find the payback period surprisingly short once they calculate the value of wasted feed.

Limit access time. Restricting hay access to 3 to 6 hours a day can reduce waste, but you will need to monitor cow condition and social dynamics.

Rotate feeding areas! Prevent pasture damage and nutrient runoff by moving feed-out zones.

Summary

• Think system-wide: Feed waste spans storage, mixing, infrastructure, and management.
• Ask questions: What resources do I have? What could I use better? Can I change my system?
• Learn from others: Talk to producers, advisers, and trainers to refine your approach.

Reducing feed waste is not just about saving money. It’s about building resilient, ethical, and environmentally responsible livestock systems. Whether you’re feeding hay in a dry lot or managing a mixer wagon on a dairy farm, everyone can make a difference by applying these practical strategies.

Build your skills in cattle nutrition with our management courses in feeding plan development for both grazing and intensive operations. Study from anywhere with live delivery via Zoom or Microsoft Teams. Contact Orion Training to explore our nationally recognised courses:

• AHCLSK423 Develop feeding plans for livestock
• AHCLSK403 Develop feeding plans for an intensive livestock production system