Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 5.20
Milk (kg) -94.00 -0.014 1.32
Fat (kg) -4.99 -0.375 1.87
Prot (kg) -4.56 -0.441 2.01
Fertility Sub Index 0.34
Calving Interval (days) -0.02 -1.459 0.03
Survival (%) 0.28 1.117 0.31
Calving Sub Index 5.18
Gestation Length (days) -5.64 -0.919 5.18
Beef Sub Index 3.76
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) -4.18 -0.432 1.80
Maintenance Sub Index Maint. Sub Index 6.96
Live WT (kg) -22.70 -0.307 6.96
Total Carbon Sub Index 21.44

* Based on an €80/tonne carbon price