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 15.46
Milk (kg) -342.00 -0.014 4.79
Fat (kg) 3.43 -0.375 -1.28
Prot (kg) -27.10 -0.441 11.96
Fertility Sub Index 1.03
Calving Interval (days) -0.90 -1.459 1.31
Survival (%) -0.25 1.117 -0.28
Calving Sub Index 1.06
Gestation Length (days) -1.15 -0.919 1.06
Beef Sub Index 0.65
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 2.77 -0.432 -1.20
Maintenance Sub Index Maint. Sub Index 0.95
Live WT (kg) -3.10 -0.307 0.95
Total Carbon Sub Index 19.15

* Based on an €80/tonne carbon price