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 -0.13
Milk (kg) 10.00 -0.014 -0.14
Fat (kg) 1.20 -0.375 -0.45
Prot (kg) -1.04 -0.441 0.46
Fertility Sub Index -2.52
Calving Interval (days) 1.41 -1.459 -2.06
Survival (%) -0.41 1.117 -0.46
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.14
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 2.16 -0.432 -0.93
Maintenance Sub Index Maint. Sub Index 2.33
Live WT (kg) -7.60 -0.307 2.33
Total Carbon Sub Index -1.00

* Based on an €80/tonne carbon price