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 11.19
Milk (kg) -184.00 -0.014 2.58
Fat (kg) -9.48 -0.375 3.55
Prot (kg) -11.47 -0.441 5.06
Fertility Sub Index 0.29
Calving Interval (days) 0.01 -1.459 -0.01
Survival (%) 0.27 1.117 0.30
Calving Sub Index -0.39
Gestation Length (days) 0.42 -0.919 -0.39
Beef Sub Index 0.37
Carcass Weight (kg) -4.60 -0.528 2.43
Age of Slaughter (days) 4.76 -0.432 -2.05
Maintenance Sub Index Maint. Sub Index 2.79
Live WT (kg) -9.10 -0.307 2.79
Total Carbon Sub Index 14.25

* Based on an €80/tonne carbon price