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 1.16
Milk (kg) -6.00 -0.014 0.08
Fat (kg) 1.34 -0.375 -0.50
Prot (kg) -3.57 -0.441 1.58
Fertility Sub Index -4.88
Calving Interval (days) 2.81 -1.459 -4.10
Survival (%) -0.70 1.117 -0.78
Calving Sub Index 5.18
Gestation Length (days) -5.64 -0.919 5.18
Beef Sub Index -0.33
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 3.94 -0.432 -1.70
Maintenance Sub Index Maint. Sub Index 1.01
Live WT (kg) -3.30 -0.307 1.01
Total Carbon Sub Index 2.15

* Based on an €80/tonne carbon price