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 4.66
Milk (kg) -96.00 -0.014 1.34
Fat (kg) -4.29 -0.375 1.61
Prot (kg) -3.87 -0.441 1.71
Fertility Sub Index -0.17
Calving Interval (days) 0.08 -1.459 -0.12
Survival (%) -0.05 1.117 -0.06
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index -0.55
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 4.82 -0.432 -2.08
Maintenance Sub Index Maint. Sub Index 5.70
Live WT (kg) -18.60 -0.307 5.70
Total Carbon Sub Index 13.41

* Based on an €80/tonne carbon price