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 2.35
Milk (kg) -74.00 -0.014 1.04
Fat (kg) -2.07 -0.375 0.78
Prot (kg) -1.23 -0.441 0.54
Fertility Sub Index 0.06
Calving Interval (days) -0.40 -1.459 0.58
Survival (%) -0.47 1.117 -0.53
Calving Sub Index 1.29
Gestation Length (days) -1.40 -0.919 1.29
Beef Sub Index 0.59
Carcass Weight (kg) -4.50 -0.528 2.37
Age of Slaughter (days) 4.14 -0.432 -1.79
Maintenance Sub Index Maint. Sub Index 1.41
Live WT (kg) -4.60 -0.307 1.41
Total Carbon Sub Index 5.69

* Based on an €80/tonne carbon price