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 2.90
Milk (kg) -21.00 -0.014 0.29
Fat (kg) -2.48 -0.375 0.93
Prot (kg) -3.81 -0.441 1.68
Fertility Sub Index -3.94
Calving Interval (days) 2.05 -1.459 -2.99
Survival (%) -0.85 1.117 -0.95
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.06
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 2.05 -0.432 -0.88
Maintenance Sub Index Maint. Sub Index 1.66
Live WT (kg) -5.40 -0.307 1.66
Total Carbon Sub Index 0.13

* Based on an €80/tonne carbon price