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 14.66
Milk (kg) -270.00 -0.014 3.78
Fat (kg) -14.88 -0.375 5.57
Prot (kg) -12.02 -0.441 5.31
Fertility Sub Index 0.05
Calving Interval (days) 0.05 -1.459 -0.07
Survival (%) 0.11 1.117 0.12
Calving Sub Index -1.32
Gestation Length (days) 1.44 -0.919 -1.32
Beef Sub Index -1.37
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 5.74 -0.432 -2.48
Maintenance Sub Index Maint. Sub Index 6.41
Live WT (kg) -20.90 -0.307 6.41
Total Carbon Sub Index 18.42

* Based on an €80/tonne carbon price