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 15.44
Milk (kg) -256.00 -0.014 3.58
Fat (kg) -12.80 -0.375 4.79
Prot (kg) -15.99 -0.441 7.06
Fertility Sub Index 2.12
Calving Interval (days) -2.06 -1.459 3.01
Survival (%) -0.79 1.117 -0.88
Calving Sub Index -1.03
Gestation Length (days) 1.12 -0.919 -1.03
Beef Sub Index 1.35
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 0.54 -0.432 -0.23
Maintenance Sub Index Maint. Sub Index 2.79
Live WT (kg) -9.10 -0.307 2.79
Total Carbon Sub Index 20.67

* Based on an €80/tonne carbon price