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 8.64
Milk (kg) -125.00 -0.014 1.75
Fat (kg) -11.26 -0.375 4.22
Prot (kg) -6.06 -0.441 2.67
Fertility Sub Index 1.01
Calving Interval (days) -0.53 -1.459 0.77
Survival (%) 0.21 1.117 0.23
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.19
Carcass Weight (kg) -4.20 -0.528 2.22
Age of Slaughter (days) 2.37 -0.432 -1.02
Maintenance Sub Index Maint. Sub Index 4.48
Live WT (kg) -14.60 -0.307 4.48
Total Carbon Sub Index 19.01

* Based on an €80/tonne carbon price