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 18.79
Milk (kg) -291.00 -0.014 4.07
Fat (kg) -19.52 -0.375 7.31
Prot (kg) -16.77 -0.441 7.40
Fertility Sub Index 1.96
Calving Interval (days) -1.92 -1.459 2.80
Survival (%) -0.75 1.117 -0.84
Calving Sub Index 0.50
Gestation Length (days) -0.54 -0.919 0.50
Beef Sub Index -0.16
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 2.82 -0.432 -1.22
Maintenance Sub Index Maint. Sub Index 2.45
Live WT (kg) -8.00 -0.307 2.45
Total Carbon Sub Index 23.54

* Based on an €80/tonne carbon price