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 14.97
Milk (kg) -222.00 -0.014 3.11
Fat (kg) -14.66 -0.375 5.49
Prot (kg) -14.44 -0.441 6.37
Fertility Sub Index 2.66
Calving Interval (days) -2.03 -1.459 2.96
Survival (%) -0.27 1.117 -0.30
Calving Sub Index 1.40
Gestation Length (days) -1.52 -0.919 1.40
Beef Sub Index -0.06
Carcass Weight (kg) -0.50 -0.528 0.26
Age of Slaughter (days) 0.76 -0.432 -0.33
Maintenance Sub Index Maint. Sub Index 3.43
Live WT (kg) -11.20 -0.307 3.43
Total Carbon Sub Index 22.40

* Based on an €80/tonne carbon price