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 12.71
Milk (kg) -212.00 -0.014 2.97
Fat (kg) -12.99 -0.375 4.87
Prot (kg) -11.05 -0.441 4.88
Fertility Sub Index -1.35
Calving Interval (days) -1.25 -1.459 1.82
Survival (%) -2.84 1.117 -3.17
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 4.52
Carcass Weight (kg) -5.90 -0.528 3.11
Age of Slaughter (days) -3.26 -0.432 1.41
Maintenance Sub Index Maint. Sub Index 4.05
Live WT (kg) -13.20 -0.307 4.05
Total Carbon Sub Index 19.37

* Based on an €80/tonne carbon price