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 1.43
Milk (kg) -22.00 -0.014 0.31
Fat (kg) -1.49 -0.375 0.56
Prot (kg) -1.27 -0.441 0.56
Fertility Sub Index -4.58
Calving Interval (days) 2.18 -1.459 -3.18
Survival (%) -1.25 1.117 -1.40
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.14
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.76 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index 1.96
Live WT (kg) -6.40 -0.307 1.96
Total Carbon Sub Index -1.60

* Based on an €80/tonne carbon price