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 4.93
Milk (kg) -104.00 -0.014 1.46
Fat (kg) -7.04 -0.375 2.64
Prot (kg) -1.89 -0.441 0.83
Fertility Sub Index 0.26
Calving Interval (days) 0.35 -1.459 -0.51
Survival (%) 0.69 1.117 0.77
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index -1.64
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) 4.65 -0.432 -2.01
Maintenance Sub Index Maint. Sub Index 4.51
Live WT (kg) -14.70 -0.307 4.51
Total Carbon Sub Index 10.90

* Based on an €80/tonne carbon price