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 5.71
Milk (kg) -168.00 -0.014 2.35
Fat (kg) -0.74 -0.375 0.28
Prot (kg) -6.98 -0.441 3.08
Fertility Sub Index 0.06
Calving Interval (days) 0.12 -1.459 -0.18
Survival (%) 0.21 1.117 0.23
Calving Sub Index 1.55
Gestation Length (days) -1.69 -0.919 1.55
Beef Sub Index -0.43
Carcass Weight (kg) -5.50 -0.528 2.90
Age of Slaughter (days) 7.71 -0.432 -3.33
Maintenance Sub Index Maint. Sub Index 2.88
Live WT (kg) -9.40 -0.307 2.88
Total Carbon Sub Index 9.77

* Based on an €80/tonne carbon price