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 11.01
Milk (kg) -229.00 -0.014 3.21
Fat (kg) -9.89 -0.375 3.70
Prot (kg) -9.29 -0.441 4.10
Fertility Sub Index 2.13
Calving Interval (days) -0.91 -1.459 1.33
Survival (%) 0.72 1.117 0.80
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -0.87
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 4.71 -0.432 -2.03
Maintenance Sub Index Maint. Sub Index 3.80
Live WT (kg) -12.40 -0.307 3.80
Total Carbon Sub Index 19.77

* Based on an €80/tonne carbon price