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 6.41
Milk (kg) -104.00 -0.014 1.46
Fat (kg) -7.51 -0.375 2.81
Prot (kg) -4.84 -0.441 2.14
Fertility Sub Index -0.18
Calving Interval (days) 0.33 -1.459 -0.48
Survival (%) 0.27 1.117 0.30
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.41
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 0.41 -0.432 -0.18
Maintenance Sub Index Maint. Sub Index 4.38
Live WT (kg) -14.30 -0.307 4.38
Total Carbon Sub Index 15.71

* Based on an €80/tonne carbon price