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 5.34
Milk (kg) -82.00 -0.014 1.15
Fat (kg) -5.48 -0.375 2.05
Prot (kg) -4.85 -0.441 2.14
Fertility Sub Index 0.55
Calving Interval (days) -0.14 -1.459 0.20
Survival (%) 0.31 1.117 0.35
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.60
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 2.02 -0.432 -0.87
Maintenance Sub Index Maint. Sub Index 3.53
Live WT (kg) -11.50 -0.307 3.53
Total Carbon Sub Index 13.72

* Based on an €80/tonne carbon price