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 21.87
Milk (kg) -349.00 -0.014 4.89
Fat (kg) -21.05 -0.375 7.88
Prot (kg) -20.61 -0.441 9.10
Fertility Sub Index 5.80
Calving Interval (days) -2.75 -1.459 4.01
Survival (%) 1.60 1.117 1.79
Calving Sub Index 0.16
Gestation Length (days) -0.17 -0.919 0.16
Beef Sub Index 1.20
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 0.64 -0.432 -0.28
Maintenance Sub Index Maint. Sub Index 3.65
Live WT (kg) -11.90 -0.307 3.65
Total Carbon Sub Index 32.67

* Based on an €80/tonne carbon price