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 3.82
Milk (kg) -79.00 -0.014 1.11
Fat (kg) -3.04 -0.375 1.14
Prot (kg) -3.57 -0.441 1.58
Fertility Sub Index -7.02
Calving Interval (days) 2.52 -1.459 -3.68
Survival (%) -2.99 1.117 -3.34
Calving Sub Index 1.85
Gestation Length (days) -2.01 -0.919 1.85
Beef Sub Index 2.16
Carcass Weight (kg) -7.70 -0.528 4.06
Age of Slaughter (days) 4.41 -0.432 -1.90
Maintenance Sub Index Maint. Sub Index 7.97
Live WT (kg) -26.00 -0.307 7.97
Total Carbon Sub Index 8.77

* Based on an €80/tonne carbon price