National Inventory for Austria

Presented by:Presented by:

Alfred PöllingerAlfred PöllingerFederal Research Institute for Federal Research Institute for Agriculture in Alpine RegionsAgriculture in Alpine Regions

BAL GumpensteinBAL GumpensteinA-8952 IrdningA-8952 Irdning

Made by:

Univeristy for Agriculture, ViennaUniveristy for Agriculture, ViennaInstitute of Agricultrual, Environmental Institute of Agricultrual, Environmental and Energy Engineeringand Energy EngineeringDr. Barbara AmonDr. Barbara Amon

Federal Environment Agency, ViennaFederal Environment Agency, ViennaDr. Klaus Radunsky and Dr. Klaus Radunsky and D.I. Manfred RitterD.I. Manfred Ritter

Content

Emission Trend - AgricultureEmission Trend - Agriculture GHG emissions from Agriculture in the GHG emissions from Agriculture in the

year 2000 / 2001 and changesyear 2000 / 2001 and changes Uncertainty AssessmentUncertainty Assessment Well known activity datas for the Well known activity datas for the

Austrian InventoryAustrian Inventory Possibilities for future improvement Possibilities for future improvement

of inventory qualityof inventory quality

Emission Trends - Agriculture

In the year 2000 – 6 % contribution to the total of In the year 2000 – 6 % contribution to the total of Austria‘s GHG emissionsAustria‘s GHG emissions

Trend 1990 – 2000: decrease of 14 %Trend 1990 – 2000: decrease of 14 %CH4 – 16 %CH4 – 16 %N2O – 3,6 %N2O – 3,6 %

Key sources:Key sources:Enteric fermentation (54%) Enteric fermentation (54%) Agricultural soils (35%)Agricultural soils (35%)Manure management (10%)Manure management (10%)

Since 1990 field burning is legally restrictedSince 1990 field burning is legally restricted

GHG emissions from Agriculture in the year 2000

CH4 N2O Total

4 Agriculture 3.823 989 4.812

4A Enteric Fermentation 2.597 NO 2.597

4B Manure Mangement 504 NE 504

4D Agricultural Soils 718 987 1.704

CO2 equivalent (Gg)

GHG gas source categorie

Reference: National Inventroy Report 2002

GHG emissions from Agriculture in the year 2001

Reference: National Inventroy Report 2003

1990 2001 Trend %

4 Agriculture 8.142 7.602 -6,6%

4A Enteric Fermentation 3.555 3.150 -11,4%

4B Manure Mangement 1.615 1.618 0,2%

4D Agricultural Soils 2.970 2.831 -4,7%

CO2 equivalent (Gg)

GHG gas source categorie

Uncertainty Assessment

Activity data: animal population – 10 %Activity data: animal population – 10 %agricultural use land – 5 %agricultural use land – 5 %

CH4-Emission factor: CH4-Emission factor: Enteric Fermentation – 50 %Enteric Fermentation – 50 %Agricultural Soils – 100 %Agricultural Soils – 100 %

N2O-Emission factor:N2O-Emission factor:Agricultural Soils – >143 %Agricultural Soils – >143 %

Reference: WINIWARTER & RYPDAL, 2001Reference: WINIWARTER & RYPDAL, 2001

Changes in prepairing InventoryCompaired 2002 to 2003 Report 4A Enteric Fermentation4A Enteric Fermentation

- CH4: CORINAIR – IPCC Tier 2 m.- CH4: CORINAIR – IPCC Tier 2 m. Uncertainty +/– 8% Uncertainty +/– 8%

4B Manure Management4B Manure Management- N2O: Not reported 2002- N2O: Not reported 2002 Uncertainty –50% to +100% Uncertainty –50% to +100%

- CH4: Tier 2 methology- CH4: Tier 2 methology Uncertainty +/– 90% Uncertainty +/– 90%

4D Agricultural soils4D Agricultural soils- N2O: Tier 1 methology + expert judgement- N2O: Tier 1 methology + expert judgement Uncertainty +/– 24% Uncertainty +/– 24%

Methodological IssuesCategoryCategory Sub-CategorySub-Category MethodMethodCattleCattle Dairy cows >2 yearsDairy cows >2 years Tier 2Tier 2

Mother/Suckling cows >2y.Mother/Suckling cows >2y. Tier 2Tier 2

Young cattle <1 yearsYoung cattle <1 years Tier 2Tier 2

Young cattle <1-2 yearsYoung cattle <1-2 years Tier 2Tier 2

Cattle >2 yearsCattle >2 years Tier 2Tier 2

SwineSwine Fattening pigs >50 kgFattening pigs >50 kgSwine for breeding >50 kgSwine for breeding >50 kg

Tier 1Tier 1

Sheep/Sheep/GoatsGoats -- Tier 1Tier 1PoultryPoultry Chicken/Other PoultryChicken/Other Poultry NENESolipedsSolipeds Horses/Other SolipedsHorses/Other Solipeds Tier 1Tier 1Other Anim.Other Anim. -- NENENE = Not estimatedNE = Not estimated

Well known activity datas for the Austrian Inventory Animal population data (Statistik Austria -Animal population data (Statistik Austria -

www.oestat.gv.at)www.oestat.gv.at) Average annual milk production of dairy Average annual milk production of dairy

cowscows Animal lifeweightAnimal lifeweight ClimateClimate Rations of Austrian cattle are knownRations of Austrian cattle are known N excretionN excretion

Possibilities for future -improvement of inventory quality

Milk production – differentiation between milk Milk production – differentiation between milk production from conventional and organic systemsproduction from conventional and organic systems

Ration: Organic rations for dairy cattle Ration: Organic rations for dairy cattle Rations for fattening pigs and sowsRations for fattening pigs and sows

It might be useful to develop a methodology that It might be useful to develop a methodology that estimates methane emissions from net energy estimates methane emissions from net energy intake intake

Update of the feed intake levels – VS excretionUpdate of the feed intake levels – VS excretion Bo values – IPCC default values are usedBo values – IPCC default values are used

Possibilities for future -improvement of inventory quality MCF values – field conditionsMCF values – field conditions Manure management systemsManure management systems N excretion – differentiation between organic and N excretion – differentiation between organic and

conventional systemsconventional systems N2O emission factorsN2O emission factors TAN content – update every 5 yearsTAN content – update every 5 years NH3 emissions from housing and storageNH3 emissions from housing and storage

(Austrian loose housing, slooped floor systems for (Austrian loose housing, slooped floor systems for fattening pigs, storage systems)fattening pigs, storage systems)

National Inventory for Austria

Presented by:Presented by:

Alfred PöllingerAlfred PöllingerFederal Research Institute for Federal Research Institute for Agriculture in Alpine RegionsAgriculture in Alpine Regions

BAL GumpensteinBAL GumpensteinA-8952 IrdningA-8952 Irdning