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 11.07
Milk (kg) -141.00 -0.014 1.97
Fat (kg) -12.30 -0.375 4.61
Prot (kg) -10.18 -0.441 4.49
Fertility Sub Index 0.01
Calving Interval (days) -0.08 -1.459 0.12
Survival (%) -0.10 1.117 -0.11
Calving Sub Index 0.06
Gestation Length (days) -0.07 -0.919 0.06
Beef Sub Index -0.83
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 3.02 -0.432 -1.30
Maintenance Sub Index Maint. Sub Index 2.36
Live WT (kg) -7.70 -0.307 2.36
Total Carbon Sub Index 12.67

* Based on an €80/tonne carbon price