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 11.27
Milk (kg) -212.00 -0.014 2.97
Fat (kg) -11.80 -0.375 4.42
Prot (kg) -8.79 -0.441 3.88
Fertility Sub Index 1.14
Calving Interval (days) -0.30 -1.459 0.44
Survival (%) 0.63 1.117 0.70
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.20
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 2.48 -0.432 -1.07
Maintenance Sub Index Maint. Sub Index 3.77
Live WT (kg) -12.30 -0.307 3.77
Total Carbon Sub Index 20.07

* Based on an €80/tonne carbon price