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 5.47
Milk (kg) -66.00 -0.014 0.92
Fat (kg) -5.32 -0.375 1.99
Prot (kg) -5.78 -0.441 2.55
Fertility Sub Index 2.06
Calving Interval (days) -0.20 -1.459 0.29
Survival (%) 1.58 1.117 1.77
Calving Sub Index 2.04
Gestation Length (days) -2.22 -0.919 2.04
Beef Sub Index -3.07
Carcass Weight (kg) 2.10 -0.528 -1.11
Age of Slaughter (days) 4.55 -0.432 -1.96
Maintenance Sub Index Maint. Sub Index -2.79
Live WT (kg) 9.10 -0.307 -2.79
Total Carbon Sub Index 3.70

* Based on an €80/tonne carbon price