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 11.48
Milk (kg) -133.00 -0.014 1.86
Fat (kg) -12.48 -0.375 4.67
Prot (kg) -11.21 -0.441 4.95
Fertility Sub Index -6.50
Calving Interval (days) 2.93 -1.459 -4.27
Survival (%) -1.99 1.117 -2.22
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.31
Carcass Weight (kg) -0.10 -0.528 0.05
Age of Slaughter (days) 0.85 -0.432 -0.37
Maintenance Sub Index Maint. Sub Index 0.55
Live WT (kg) -1.80 -0.307 0.55
Total Carbon Sub Index 4.67

* Based on an €80/tonne carbon price