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 5.01
Milk (kg) -75.00 -0.014 1.05
Fat (kg) -4.82 -0.375 1.81
Prot (kg) -4.89 -0.441 2.16
Fertility Sub Index 1.35
Calving Interval (days) -0.61 -1.459 0.89
Survival (%) 0.41 1.117 0.46
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.09
Carcass Weight (kg) -5.00 -0.528 2.64
Age of Slaughter (days) 3.58 -0.432 -1.55
Maintenance Sub Index Maint. Sub Index 3.46
Live WT (kg) -11.30 -0.307 3.46
Total Carbon Sub Index 14.62

* Based on an €80/tonne carbon price