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 7.55
Milk (kg) -109.00 -0.014 1.53
Fat (kg) -9.78 -0.375 3.66
Prot (kg) -5.34 -0.441 2.36
Fertility Sub Index 0.11
Calving Interval (days) 0.03 -1.459 -0.04
Survival (%) 0.14 1.117 0.16
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.44
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) -0.29 -0.432 0.13
Maintenance Sub Index Maint. Sub Index 5.92
Live WT (kg) -19.30 -0.307 5.92
Total Carbon Sub Index 18.71

* Based on an €80/tonne carbon price