Owl Farm case study - Fertiliser and pasture management

Owl Farm case study - Fertiliser and pasture management

This page from Owl Farm, the Waikato demonstration dairy farm run jointly by St Peter's School and Lincoln University, sets out the pasture renewal, grazing rotation and fertiliser programme used to grow enough high-quality feed.

It covers annual soil testing by management block, nitrogen and other nutrient rates applied through the season, and how weekly farm walks and the Spring Rotation Planner set residuals and pre-grazing covers.

Photo: “Dairy cows grazing with visible graze line” by Halter, licensed for reuse under CC BY-SA 4.0

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Farm planning

  • Owl Farm case study - Feed budgets

    Enterprise
    Dairy
    Farm planning
    Productivity

    Learn how feed budgets keep pasture cover and cow condition on target.

  • Owl Farm case study - Animal well-being plan

    Enterprise
    Farm planning
    Livestock
    Wellbeing

    See how Owl Farm builds a seasonal well-being plan for its dairy herd with local vets.

  • Owl Farm case study - Environment plan

    Whenua
    Farm environment plan
    Farm planning
    On-farm actions

    Follow how Owl Farm's environment plan guides its land, water and effluent management.

Fertiliser

  • Owl Farm case study - Paddock performance

    Enterprise
    Fertiliser
    Productivity
    Soil

    Discover which paddocks grow the most feed and why some fall short.

  • Owl Farm case study - Nitrogen management

    Whenua
    Fertiliser
    On-farm actions
    Soil

    Explore how Owl Farm has lowered nitrogen fertiliser use and modelled nitrogen loss.

On-farm actions

  • Farm Source guide - Optimise pasture and crop

    Enterprise
    On-farm actions
    Productivity
    Profitability

    Discover ways to grow, manage and use pasture and crop for healthier, more efficient cows.

  • Owl Farm case study - Soil health

    Whenua
    On-farm actions
    Soil
    Sustainability

    Discover how Owl Farm tests and protects its soil's physical, chemical and biological health.

  • Farm Source guide - Optimise nitrogen fertiliser

    Climate
    Fertiliser
    On-farm actions
    Sustainability

    Learn how to plan, time and target nitrogen fertiliser so more of it ends up as pasture growth.

An alternative perspective

  • Pasture production maps under climate change

    Climate
    Adaptation
    Productivity
    Resilience
    Sustainability

    Find out how pasture growth on your land could change as the climate warms.

  • Owl Farm case study - Wetland performance

    Climate
    Biodiversity
    Regeneration
    Water

    See how Owl Farm's constructed wetland strips nitrogen and sediment from farm runoff.

Explore related content

Owl Farm case study - Milk quality

Enterprise
Compliance
Dairy
Productivity

See what keeps Owl Farm's alert, grade and demerit counts falling.

Owl Farm case study - Milk production

Enterprise
Dairy
Productivity
Profitability

Compare season milksolids results against Owl Farm's production targets.

Owl Farm case study - Youngstock rearing

Enterprise
Dairy
Livestock
Productivity

Explore how replacement calves are reared and grown out to entry weight.

Owl Farm case study - Herd genetics

Enterprise
Dairy
Livestock
Productivity

Read how genetic selection keeps Owl Farm's herd among the nation's best.

Owl Farm case study - Summer crops

Enterprise
Arable crops
Dairy
Productivity

Find out how brassica crops are grown to fill the summer feed gap.

Managing nitrogen fertiliser use

Climate
Dairy
Fertiliser
Productivity
Sustainability

Learn how to manage nitrogen fertiliser use for better pasture growth and environmental outcomes.

Owl Farm case study - Greenhouse gas performance

Climate
Emissions reduction
Greenhouse gas
Methane

Learn how Owl Farm cut biological greenhouse gas emissions over a ten year period.

Forage cropping management

Enterprise
Agribusiness
Farm planning
Livestock
Soil
Sustainability

This guide explains effective forage cropping management for livestock.

Owl Farm case study - Lameness management

Enterprise
Livestock
On-farm actions
Wellbeing

Learn how Owl Farm halved its lameness rate by changing yard flow and race care.

Owl Farm case study - BCS profile

Enterprise
Livestock
Productivity
Wellbeing

Explore how Owl Farm scores body condition through the season to guide feeding.