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 6.10
Milk (kg) -89.00 -0.014 1.25
Fat (kg) -1.24 -0.375 0.46
Prot (kg) -9.94 -0.441 4.39
Fertility Sub Index -2.13
Calving Interval (days) 0.39 -1.459 -0.57
Survival (%) -1.40 1.117 -1.56
Calving Sub Index 0.58
Gestation Length (days) -0.63 -0.919 0.58
Beef Sub Index 0.23
Carcass Weight (kg) -4.50 -0.528 2.37
Age of Slaughter (days) 4.97 -0.432 -2.15
Maintenance Sub Index Maint. Sub Index 2.94
Live WT (kg) -9.60 -0.307 2.94
Total Carbon Sub Index 7.71

* Based on an €80/tonne carbon price