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 9.40
Milk (kg) -125.00 -0.014 1.75
Fat (kg) -12.60 -0.375 4.72
Prot (kg) -6.64 -0.441 2.93
Fertility Sub Index -10.84
Calving Interval (days) 5.70 -1.459 -8.32
Survival (%) -2.26 1.117 -2.52
Calving Sub Index -1.43
Gestation Length (days) 1.56 -0.919 -1.43
Beef Sub Index -2.43
Carcass Weight (kg) 2.90 -0.528 -1.53
Age of Slaughter (days) 2.08 -0.432 -0.90
Maintenance Sub Index Maint. Sub Index 1.59
Live WT (kg) -5.20 -0.307 1.59
Total Carbon Sub Index -3.71

* Based on an €80/tonne carbon price