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 6.43
Milk (kg) -120.00 -0.014 1.68
Fat (kg) -5.05 -0.375 1.89
Prot (kg) -6.47 -0.441 2.86
Fertility Sub Index -0.06
Calving Interval (days) 0.14 -1.459 -0.20
Survival (%) 0.13 1.117 0.15
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.10
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 4.16 -0.432 -1.80
Maintenance Sub Index Maint. Sub Index 4.02
Live WT (kg) -13.10 -0.307 4.02
Total Carbon Sub Index 14.18

* Based on an €80/tonne carbon price