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 -1.75
Milk (kg) 137.00 -0.014 -1.92
Fat (kg) -0.37 -0.375 0.14
Prot (kg) -0.06 -0.441 0.03
Fertility Sub Index -4.40
Calving Interval (days) 2.14 -1.459 -3.12
Survival (%) -1.14 1.117 -1.27
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.33
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 1.67 -0.432 -0.72
Maintenance Sub Index Maint. Sub Index 1.93
Live WT (kg) -6.30 -0.307 1.93
Total Carbon Sub Index -4.43

* Based on an €80/tonne carbon price