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 3.46
Milk (kg) -1.00 -0.014 0.01
Fat (kg) -6.58 -0.375 2.46
Prot (kg) -2.22 -0.441 0.98
Fertility Sub Index -1.12
Calving Interval (days) 0.47 -1.459 -0.69
Survival (%) -0.39 1.117 -0.44
Calving Sub Index -0.38
Gestation Length (days) 0.41 -0.919 -0.38
Beef Sub Index 0.21
Carcass Weight (kg) -1.35 -0.528 0.71
Age of Slaughter (days) 1.16 -0.432 -0.50
Maintenance Sub Index Maint. Sub Index 0.58
Live WT (kg) -1.90 -0.307 0.58
Total Carbon Sub Index 2.75

* Based on an €80/tonne carbon price