View of a pigsty from the outside
HBLFA Raumberg-Gumpenstein

PigAir3: New research project launched to reduce emissions in pig fattening

HBLFA Raumberg-Gumpenstein

PigAir3: New research project launched to reduce emissions in pig fattening

How can emissions in pig farming be sustainably reduced without compromising animal health or growth performance? A new research project at HBLFA Raumberg-Gumpenstein addresses this central question. The project focuses on reducing the protein content in feed and the targeted use of emission-reducing feed additives.

Background of the project: Urgent need for action regarding emissions. Ammonia and odor emissions from livestock farming can not only pose an environmental problem, but are also increasingly causing conflicts with neighbors. The construction and operation of livestock buildings is often characterized by lengthy permitting processes. At the same time, the EU – within the framework of the NEC Directive – requires significant emission reductions by 2030. Austria is obligated to reduce its ammonia emissions by at least 12%.

Extensive measurements and analyses

The study includes a wide range of parameters:

  • Performance data of the fattening pigs such as daily weight gain, feed conversion and slaughter results
  • Emissions: Continuous measurements of ammonia, CO₂, temperature and humidity
  • Odor measurement: Weekly olfactometric analyses of exhaust air; Animal health: Collection of animal-related indicators and SFU data
  • Feed and manure analyses: To draw conclusions about nutrient balances and emission potentials.
  • Practical relevance and practicality

The trials are being conducted under controlled conditions in the pig research barn of the HBLFA Raumberg-Gumpenstein to obtain reliable data – such detailed measurement is hardly feasible in agricultural practice. The results will be directly incorporated into advisory services, specialist events, and public discourse.

Significance for the future of animal husbandry

This project is a continuation of established research at the HBLFA Raumberg-Gumpenstein and makes an important contribution to the sustainable development of pig farming in Austria. It helps to develop scientifically sound, practical recommendations to avoid environmental and neighborhood conflicts while simultaneously securing the economic viability of livestock farmers.

 

You can find interesting information on the topic of feeding here: https://raumberg-gumpenstein.at/forschung/hot-topics/forschungsgruppe-fuetterung-von-nutztieren

Project leader

Berger Theresa, veterinarian

Theresa Berger

veterinarian

Team

Fritz Christian, MA, Head of Department

Mag. Christian Fritz, MA

Department Management
Heidinger Birgit, Dr

Dr. Birgit Heidinger

Institute Management: Animals, Technology and Environment
Kropsch Michael, BMA

BMA Michael Kropsch

Head of Department
Lackner Lukas

Lukas Lackner

Innenwirtschaft
Vockenhuber Daniela

Daniela Vockenhuber

Institute Secretariat
Eduard Zentner, Eng., Department Head

Eng. Eduard Zentner

Department Management

Links

Similar projects

2425: PIGAIR

Emission reduction through exhaust air purification systems in pig farming
2015 - 2018, Zentner Eduard


2466: PigAir II

Odor and ammonia emissions from pig fattening using different emission reduction strategies
2020 - 2023, Zentner Eduard

Research documentation

 

Odor and ammonia emissions from pig fattening under the application of different emission reduction strategies

Berger Theresa (2025 - 2028)
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