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 5.30
Milk (kg) -101.00 -0.014 1.41
Fat (kg) -4.90 -0.375 1.84
Prot (kg) -4.64 -0.441 2.05
Fertility Sub Index -0.92
Calving Interval (days) 0.49 -1.459 -0.71
Survival (%) -0.18 1.117 -0.20
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.70
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) -2.59 -0.432 1.12
Maintenance Sub Index Maint. Sub Index 6.56
Live WT (kg) -21.40 -0.307 6.56
Total Carbon Sub Index 17.34

* Based on an €80/tonne carbon price