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 25.58
Milk (kg) -459.00 -0.014 6.43
Fat (kg) -24.60 -0.375 9.21
Prot (kg) -22.51 -0.441 9.94
Fertility Sub Index 2.25
Calving Interval (days) -1.21 -1.459 1.77
Survival (%) 0.43 1.117 0.48
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.98
Carcass Weight (kg) -0.50 -0.528 0.26
Age of Slaughter (days) -1.67 -0.432 0.72
Maintenance Sub Index Maint. Sub Index 2.12
Live WT (kg) -6.90 -0.307 2.12
Total Carbon Sub Index 30.37

* Based on an €80/tonne carbon price