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 6.02
Milk (kg) -75.00 -0.014 1.05
Fat (kg) -6.72 -0.375 2.52
Prot (kg) -5.55 -0.441 2.45
Fertility Sub Index 1.19
Calving Interval (days) -0.67 -1.459 0.98
Survival (%) 0.19 1.117 0.21
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 1.64
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) -0.37 -0.432 0.16
Maintenance Sub Index Maint. Sub Index 2.02
Live WT (kg) -6.60 -0.307 2.02
Total Carbon Sub Index 10.32

* Based on an €80/tonne carbon price