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Heat-Stress Scenario Explorer

Explore how temperature, humidity, and heat-wave duration affect predicted daily milk yield and milk outlet temperature — based on 55,306 milking events from a Northern European AMS farm with temperate climate (2020–2025).

Research model

Scenario Explorer

Move any control to instantly see predicted outcomes.

Calculating…
Today's weather
Air temperature 20.0 °C
5 °C15 °C (cool)28 °C (warm)40 °C
Relative humidity 60 %
20 %40 % (dry)70 % (humid)100 %
Temperature-Humidity Index (THI) No stress — 52.0
CoolMild (56)Stress (63)Severe (72)Hot
Heat wave duration
Cow profile
Days in milk (DIM) 150 d
Early (7 d)Peak (~60 d)Mid (~150 d)Late (360 d)
Lactation number (parity)
Production level
Farm economics
EUR / liter
milking cows
Predicted daily milk yield
29.71
kg / cow / day
▲ +0.36 kg vs cool day
LightGBM · validation R² = 0.259 · DAILY_COW level
Predicted milk yield vessel A metal milk can whose milk level changes with the prediction.
Yield level
Predicted milk outlet temperature
39.19
°C
▲ +0.35 °C vs cool day
LightGBM · validation R² = 0.685 · DAILY_COW level
Estimated daily revenue change
162.00
EUR / day
+162.00 EUR / day vs cool day
Estimate uses the selected milk price, herd size, and daily yield difference.
Comparison vs cool reference day

Reference: T = 15 °C · H = 60 % · No heat wave — same cow, same DIM

Cool day Today Difference
Milk yield (kg) 29.35 29.71 0.36
Milk temp (°C) 38.84 39.19 0.35
Revenue (EUR/day) 13207.50 13369.50 162.00