Global dairy supply chains emitted 3.4 billion tonnes CO2e in 2020. A typical US resident consumed 590 pounds of dairy products that same year.
Key Takeaways
- 2022 value of $239.4 billion for global dairy product exports (World Trade Organization, 2022)
- $5.7 billion global whey protein ingredients market size in 2023 (Fortune Business Insights)
- Australia milk production was 9.7 million tonnes in 2022 (FAO/FAOSTAT milk)
- US dairy processing industry employed about 214,000 people in 2022 (US BLS employment data for food manufacturing)
- In 2022, there were 1.4 million dairy cows in Ireland (CSO Ireland)
- Per capita dairy consumption in the US averaged 590 pounds per year in 2022 (USDA ERS per capita availability)
- China imported 1.1 million tonnes of dairy products in 2022 (USDA FAS China dairy import data via Global Agricultural Trade System)
- In 2022, global per-capita dairy consumption was 110 kg milk equivalent (OECD-FAO baseline)
- Global average milk yield per cow increased to 2,500 kg/year in 2021 (FAO livestock productivity)
- Global GHG emissions from dairy supply chains were 3.4 billion tonnes CO2e in 2020 (IPCC AR6 dairy-related emissions estimates)
- Enteric methane from dairy cattle accounts for about 30% of global agricultural methane emissions (IPCC AR6)
- Water use for dairy production averages about 1,500–2,500 liters per kg of milk equivalent (peer-reviewed LCA synthesis)
- Somatic cell counts (SCC) reduced mastitis incidence by 23% after hygiene/management interventions in a meta-analysis (peer-reviewed study)
- Bovine mastitis prevalence averaged 20–25% across studies in a systematic review (peer-reviewed)
- Salmonella in dairy cattle or products is detected at a rate around 6% in surveillance reports (peer-reviewed surveillance review)
Global dairy is a huge export and consumption industry, with growing automation and continuing food safety and sustainability focus.
Related reading
01 · Category
Market Size2 stats
01
2022 value of $239.4 billion for global dairy product exports (World Trade Organization, 2022)
02
$5.7 billion global whey protein ingredients market size in 2023 (Fortune Business Insights)
Interpretation
Market Size Interpretation
In the Market Size category, global dairy’s export footprint reached $239.4 billion in 2022 while the whey protein ingredients market grew to $5.7 billion in 2023, suggesting strong continued demand across both broad dairy trade and specialized protein ingredients.
02 · Category
Workforce & Structure3 stats
01
Australia milk production was 9.7 million tonnes in 2022 (FAO/FAOSTAT milk)
02
US dairy processing industry employed about 214,000 people in 2022 (US BLS employment data for food manufacturing)
03
In 2022, there were 1.4 million dairy cows in Ireland (CSO Ireland)
Interpretation
Workforce & Structure Interpretation
With Australia producing 9.7 million tonnes of milk in 2022, the US employing about 214,000 people in dairy processing, and Ireland hosting 1.4 million dairy cows, the workforce and farm structure clearly anchor the industry’s scale across major dairy producers.
03 · Category
Trade & Consumption4 stats
01
Per capita dairy consumption in the US averaged 590 pounds per year in 2022 (USDA ERS per capita availability)
02
China imported 1.1 million tonnes of dairy products in 2022 (USDA FAS China dairy import data via Global Agricultural Trade System)
03
In 2022, global per-capita dairy consumption was 110 kg milk equivalent (OECD-FAO baseline)
04
Dairy accounts for ~15% of global food protein (FAO)
Interpretation
Trade & Consumption Interpretation
For the Trade and Consumption angle, dairy demand is clearly expanding beyond traditional markets, with US per capita consumption reaching 590 pounds per year in 2022 while China alone imported 1.1 million tonnes of dairy products that same year and global per capita intake stood at 110 kg milk equivalent.
04 · Category
Production & Productivity1 stats
01
Global average milk yield per cow increased to 2,500 kg/year in 2021 (FAO livestock productivity)
Interpretation
Production & Productivity Interpretation
In the Production and Productivity category, global milk yield rose to 2,500 kg per cow per year in 2021, showing clear gains in dairy efficiency and output.
More related reading
05 · Category
Environment & Risk4 stats
01
Global GHG emissions from dairy supply chains were 3.4 billion tonnes CO2e in 2020 (IPCC AR6 dairy-related emissions estimates)
02
Enteric methane from dairy cattle accounts for about 30% of global agricultural methane emissions (IPCC AR6)
03
Water use for dairy production averages about 1,500–2,500 liters per kg of milk equivalent (peer-reviewed LCA synthesis)
04
Dairy farms adopting manure management practices reduced ammonia emissions by 30% on average in field studies (peer-reviewed meta-analysis)
Interpretation
Environment & Risk Interpretation
In the Environment and Risk category, dairy’s climate footprint is massive with 3.4 billion tonnes CO2e emitted from supply chains in 2020 while methane and nutrient impacts remain significant, even as targeted manure management can cut ammonia emissions by about 30%.
06 · Category
Health & Regulation8 stats
01
Somatic cell counts (SCC) reduced mastitis incidence by 23% after hygiene/management interventions in a meta-analysis (peer-reviewed study)
02
Bovine mastitis prevalence averaged 20–25% across studies in a systematic review (peer-reviewed)
03
Salmonella in dairy cattle or products is detected at a rate around 6% in surveillance reports (peer-reviewed surveillance review)
04
EU Regulation (EC) No 853/2004 establishes specific hygiene rules for milk production and processing for human consumption
05
EU Regulation (EU) 2017/625 governs official controls for food/feed safety including dairy products
06
A 2019 systematic review estimated that pasteurization reduces pathogenic bacteria in milk by >90% (peer-reviewed meta-analysis)
07
EU consumer labeling: “milk” and “milk-based beverages” must follow compositional rules under Regulation (EU) 1308/2013 and related delegated acts (relevant EU dairy rules)
08
Food safety regulatory violations linked to dairy product recall rates were highest in 2020 with 19.6% of recalls for dairy foods (FDA recall data summary)
Interpretation
Health & Regulation Interpretation
Together these findings show that targeted hygiene and strong EU health rules can measurably improve dairy safety, with mastitis incidence dropping 23% after management changes and pasteurization cutting pathogenic bacteria by more than 90%, even as baseline mastitis prevalence remains at about 20 to 25% and Salmonella is found in roughly 6% of surveillance detections.
07 · Category
Technology & Costs3 stats
01
Automated milking systems (AMS) are used on about 6% of dairy farms in the US (US adoption estimate in industry report)
02
Global dairy robotics market size reached $6.8 billion in 2023 (industry report)
03
Global dairy herd health diagnostics market is projected to exceed $3.0 billion by 2030 (industry report)
Interpretation
Technology & Costs Interpretation
For the Technology & Costs angle, the industry shows a clear move toward automation with automated milking systems on about 6% of US dairy farms alongside rapid growth in related technology markets, including a $6.8 billion global dairy robotics market in 2023 and a herd health diagnostics market projected to top $3.0 billion by 2030.
report visual · Comparison
Snapshot of Dairy: trade, production, and consumption
Global dairy is a large export market, shaped by major producing countries and high per-capita consumption levels.
2022 value of $239.4 billion for global dairy product exports (World Trade Organization, 2022)$239.4 billion
Per capita dairy consumption in the US averaged 590 pounds per year in 2022 (USDA ERS per capita availability)
590
Australia milk production was 9.7 million tonnes in 2022 (FAO/FAOSTAT milk)
9.7
source-verifiedwto.org · fao.org · ers.usda.gov2022
Reference
Cite This Report
This report is designed to be cited. We maintain stable URLs and versioned verification dates. Copy the format appropriate for your publication below.
APA
James Okoro. (2026, February 13). Dairy Industry Statistics. Gitnux. https://gitnux.org/dairy-industry-statistics
MLA
James Okoro. "Dairy Industry Statistics." Gitnux, 13 Feb 2026, https://gitnux.org/dairy-industry-statistics.
Chicago
James Okoro. 2026. "Dairy Industry Statistics." Gitnux. https://gitnux.org/dairy-industry-statistics.
Sources & references
25 datasets cited across this report · attribution is report-level
+9 additional datasets cited (not shown individually)