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 3.80
Milk (kg) 56.00 -0.014 -0.78
Fat (kg) -8.71 -0.375 3.26
Prot (kg) -2.99 -0.441 1.32
Fertility Sub Index 0.34
Calving Interval (days) 0.26 -1.459 -0.38
Survival (%) 0.64 1.117 0.72
Calving Sub Index -1.44
Gestation Length (days) 1.57 -0.919 -1.44
Beef Sub Index -8.70
Carcass Weight (kg) 18.20 -0.528 -9.60
Age of Slaughter (days) -2.09 -0.432 0.90
Maintenance Sub Index Maint. Sub Index -10.36
Live WT (kg) 33.80 -0.307 -10.36
Total Carbon Sub Index -16.37

* Based on an €80/tonne carbon price