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0.9 kg CO2e per kg (about 0.09 kg CO2e per 100g) — compare with similar foods below.
0.9
kg CO2e / kg
48
litres water / kg
0.8
m² land / kg
1g
protein / 100g
Producing 1 kg of Oat Milk generates the same CO₂ as driving a petrol car for approximately 5 km, or charging a smartphone 109 times. These are global average figures — actual values vary by country, farming method, and supply chain.
How does Oat Milk compare to other foods in the Milk Alternatives category?
kg CO2e per kg — lower is better
Values are lifecycle-style estimates (farm to retail gate, typical global production mix), consistent with meta-analyses such as Poore & Nemecek (2018) and summaries like Our World in Data — environmental impacts of food. Your country, brand, and cooking method can shift real impacts; use comparisons on this page for directional choices, not exact accounting.
Browse the full food carbon database · Diet carbon calculator.
Oat Milk produces approximately 0.9 kg of CO2 equivalent per kilogram. Per typical serving (250g / 1 glass (250ml)), that's about 0.23 kg CO2e.
Oat Milk has a relatively low carbon footprint at 0.9 kg CO2e/kg, making it a more climate-friendly food choice.
Producing 1 kg of Oat Milk requires approximately 48 litres of water. This includes irrigation, processing, and supply chain water use.
Lower-carbon alternatives include Watermelon (0.3 kg CO2e/kg), Carrots (0.4 kg CO2e/kg), Apples (0.4 kg CO2e/kg). Switching to these can significantly reduce your dietary carbon footprint.
Values represent global median estimates. Actual environmental impacts vary by region, farming practices, season, and supply chain.