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 7.02
Milk (kg) -108.00 -0.014 1.51
Fat (kg) -6.94 -0.375 2.60
Prot (kg) -6.58 -0.441 2.90
Fertility Sub Index -5.45
Calving Interval (days) 2.71 -1.459 -3.95
Survival (%) -1.34 1.117 -1.50
Calving Sub Index -0.51
Gestation Length (days) 0.55 -0.919 -0.51
Beef Sub Index 0.16
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 2.07 -0.432 -0.89
Maintenance Sub Index Maint. Sub Index 0.12
Live WT (kg) -0.40 -0.307 0.12
Total Carbon Sub Index 1.34

* Based on an €80/tonne carbon price