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 13.12
Milk (kg) -77.00 -0.014 1.08
Fat (kg) -18.81 -0.375 7.05
Prot (kg) -11.32 -0.441 5.00
Fertility Sub Index -8.00
Calving Interval (days) 4.42 -1.459 -6.45
Survival (%) -1.39 1.117 -1.55
Calving Sub Index 1.99
Gestation Length (days) -2.16 -0.919 1.99
Beef Sub Index 2.15
Carcass Weight (kg) -5.50 -0.528 2.90
Age of Slaughter (days) 1.73 -0.432 -0.75
Maintenance Sub Index Maint. Sub Index 1.41
Live WT (kg) -4.60 -0.307 1.41
Total Carbon Sub Index 10.67

* Based on an €80/tonne carbon price