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 25.01
Milk (kg) -451.00 -0.014 6.31
Fat (kg) -26.58 -0.375 9.96
Prot (kg) -19.81 -0.441 8.74
Fertility Sub Index 1.30
Calving Interval (days) -0.69 -1.459 1.01
Survival (%) 0.26 1.117 0.29
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 1.38
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) -0.51 -0.432 0.22
Maintenance Sub Index Maint. Sub Index 1.81
Live WT (kg) -5.90 -0.307 1.81
Total Carbon Sub Index 28.95

* Based on an €80/tonne carbon price