What are the energy cost savings of processing wet grain vs. drying? - Murska

What are the energy cost savings of processing wet grain vs. drying?

22.10.2025

Processing wet grain offers significant energy cost savings compared to traditional drying methods. Farmers can reduce energy expenses by 40-60% when using wet grain processing systems like Murska mills, which eliminate the need for fossil fuel-powered grain dryers. This approach not only cuts direct energy costs but also improves feed quality and animal performance, creating multiple economic benefits for livestock operations. The savings are particularly substantial for dairy and beef producers who can convert grain directly into high-quality feed.

What are the direct energy cost savings when processing wet grain vs. drying?

Wet grain processing delivers energy cost savings of 40-60% compared to conventional grain drying. Traditional grain drying typically consumes 0.5-1.0 liters of fuel oil per percentage point of moisture removal per ton of grain, making it one of the most energy-intensive processes on farms. By eliminating this step with systems like the Murska hammer mill, farmers can process grain directly at harvest moisture levels.

The direct energy savings come from multiple sources:

  • Elimination of fossil fuels needed to power grain dryers
  • Reduced electricity consumption for grain handling and ventilation
  • Lower transportation energy costs between drying and storage facilities
  • No energy required for cooling dried grain before storage

For a mid-sized farm processing 500 tons of grain annually, this can translate to savings of €4,000-8,000 in direct energy costs. Larger operations processing 1,000+ tons can see savings exceeding €15,000 annually. These figures become even more significant during periods of high energy prices or fuel shortages.

The Murska hammer mills are specifically designed for energy efficiency during the wet grain processing, using approximately 5-10 kWh per ton of processed grain – substantially less than the combined energy required for drying, cooling, and subsequent grinding. You can contact our specialists for a personalized energy savings calculation based on your farm’s specific conditions.

How does wet grain processing improve dairy farm profitability?

Wet grain processing with Murska mills can improve dairy farm profitability by 10-15% through multiple pathways. The primary benefit comes from enhanced milk production – cows fed properly processed wet grain typically produce 1-2 liters more milk per day compared to those fed conventionally dried and ground grain.

This production increase stems from several nutritional advantages:

  • Higher starch digestibility in the rumen, providing more energy for milk production
  • Better preservation of nutritional value since grains aren’t subjected to high drying temperatures
  • Improved palatability of feed, increasing overall feed intake
  • More consistent feed quality throughout the storage period

Beyond milk volume improvements, farmers report better milk component percentages, particularly butterfat and protein content. This quality improvement further enhances the economic return, especially in markets where milk is priced based on components.

The feed conversion efficiency typically improves by 8-12%, meaning less total feed is needed to produce the same amount of milk. For a 100-cow dairy herd, the combined benefits of increased production and improved feed efficiency can generate €15,000-25,000 in additional annual profit after accounting for the investment in processing equipment.

What impact does wet grain processing have on beef cattle daily growth rates?

Wet grain processing typically increases beef cattle daily growth rates by 10-15% compared to feeding dry grain. Cattle fed properly processed wet grain can achieve weight gains of 1.5-1.8 kg per day, versus 1.3-1.5 kg with conventional dried grain feeding systems. This accelerated growth directly translates to reduced time to market and improved profitability.

The performance improvements result from several factors:

  • Enhanced starch availability and digestibility in the rumen
  • Preservation of natural nutrients that might be damaged during high-temperature drying
  • Improved feed intake due to better palatability of wet processed grain
  • More consistent feed quality throughout the finishing period

Feed conversion efficiency also improves significantly, with cattle requiring 8-12% less feed per kilogram of weight gain. For a beef operation finishing 200 cattle annually, these improvements can reduce the feeding period by 2-3 weeks per animal while using less total grain.

The economic impact is substantial – faster growth rates combined with improved feed efficiency can increase profit margins by €50-80 per finished animal. The Murska hammer mills provide the optimal processing for maximizing these nutritional benefits through consistent particle size and proper grain processing.

How do seasonal factors affect the economics of wet grain processing?

Seasonal factors significantly influence the economic advantages of wet grain processing, often making it 15-25% more economical during challenging harvest conditions. The most substantial benefits occur during wet harvest seasons when grain moisture levels exceed 20-25%, as drying costs increase exponentially with higher moisture content.

Key seasonal considerations include:

  • Autumn harvest conditions – wetter years dramatically increase conventional drying costs
  • Energy price fluctuations – typically higher during peak harvest and winter seasons
  • Opportunity costs of delayed harvest when waiting for optimal drying conditions
  • Storage capacity limitations during peak harvest periods

Wet grain processing with Murska hammer mills provides particular advantages during challenging weather patterns, allowing harvest to proceed regardless of grain moisture content. This flexibility can prevent field losses from delayed harvest and capture optimal nutritional value.

The economics also improve during winter months when energy costs typically peak. Farms using wet grain processing systems avoid the double energy expense of drying grain and then heating livestock facilities. For regions with unpredictable harvest conditions, the ability to process grain at various moisture levels provides valuable operational flexibility that translates to consistent economic advantages regardless of seasonal challenges.

What is the return on investment timeline for switching to wet grain processing technology?

The return on investment (ROI) for switching to wet grain processing technology typically ranges from 1-3 years, depending on farm size and type. Dairy operations generally see the fastest payback periods of 12-18 months due to the combined benefits of energy savings and improved milk production.

The investment considerations include:

  • Initial equipment cost – Murska hammer mills range from €15,000-50,000 depending on capacity
  • Installation and infrastructure requirements – typically 10-15% of equipment cost
  • Annual maintenance and operating costs – significantly lower than conventional drying systems
  • Energy savings – 40-60% reduction in direct energy expenses
  • Production improvements – 10-15% increase in dairy or beef production efficiency

Medium-sized livestock farms processing 500-1,000 tons of grain annually typically achieve full ROI within 2 years. Larger operations with 1,000+ tons of annual grain processing can see ROI in as little as 12 months due to the scale of energy savings and production benefits.

Beyond the direct financial return, farmers gain significant operational flexibility and resilience against energy price volatility. The Murska hammer mills are designed for durability and low maintenance, providing reliable performance with minimal downtime over a 15+ year service life, further enhancing the long-term return on investment.

For farms considering this transition, we provide comprehensive ROI analysis based on your specific operation. Our experience shows that most livestock farms achieve complete payback well before the third year of operation, making wet grain processing one of the most financially sound investments for improving farm profitability.

Are you in­te­res­ted in grain crim­ping or our mills?

Back to top