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 7.64
Milk (kg) -314.00 -0.014 4.40
Fat (kg) -1.19 -0.375 0.45
Prot (kg) -6.34 -0.441 2.80
Fertility Sub Index 10.58
Calving Interval (days) -6.58 -1.459 9.60
Survival (%) 0.88 1.117 0.98
Calving Sub Index 1.75
Gestation Length (days) -1.90 -0.919 1.75
Beef Sub Index 1.60
Carcass Weight (kg) -4.60 -0.528 2.43
Age of Slaughter (days) 1.91 -0.432 -0.82
Maintenance Sub Index Maint. Sub Index 4.75
Live WT (kg) -15.50 -0.307 4.75
Total Carbon Sub Index 26.33

* Based on an €80/tonne carbon price