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 12.86
Milk (kg) -173.00 -0.014 2.42
Fat (kg) -12.98 -0.375 4.86
Prot (kg) -12.64 -0.441 5.58
Fertility Sub Index 2.80
Calving Interval (days) -1.22 -1.459 1.78
Survival (%) 0.91 1.117 1.02
Calving Sub Index -0.36
Gestation Length (days) 0.39 -0.919 -0.36
Beef Sub Index 2.45
Carcass Weight (kg) -4.40 -0.528 2.32
Age of Slaughter (days) -0.29 -0.432 0.13
Maintenance Sub Index Maint. Sub Index 3.03
Live WT (kg) -9.90 -0.307 3.03
Total Carbon Sub Index 20.79

* Based on an €80/tonne carbon price