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 9.43
Milk (kg) -180.00 -0.014 2.52
Fat (kg) -8.73 -0.375 3.27
Prot (kg) -8.25 -0.441 3.64
Fertility Sub Index -5.06
Calving Interval (days) 2.28 -1.459 -3.33
Survival (%) -1.55 1.117 -1.73
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.35
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 1.88 -0.432 -0.81
Maintenance Sub Index Maint. Sub Index 2.02
Live WT (kg) -6.60 -0.307 2.02
Total Carbon Sub Index 6.20

* Based on an €80/tonne carbon price