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 13.98
Milk (kg) -299.00 -0.014 4.19
Fat (kg) -15.45 -0.375 5.79
Prot (kg) -9.07 -0.441 4.00
Fertility Sub Index -1.86
Calving Interval (days) 0.34 -1.459 -0.50
Survival (%) -1.22 1.117 -1.36
Calving Sub Index 1.44
Gestation Length (days) -1.57 -0.919 1.44
Beef Sub Index 2.13
Carcass Weight (kg) 0.10 -0.528 -0.05
Age of Slaughter (days) -5.05 -0.432 2.18
Maintenance Sub Index Maint. Sub Index 2.61
Live WT (kg) -8.50 -0.307 2.61
Total Carbon Sub Index 18.29

* Based on an €80/tonne carbon price