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 5.99
Milk (kg) -146.00 -0.014 2.04
Fat (kg) -3.88 -0.375 1.45
Prot (kg) -5.64 -0.441 2.49
Fertility Sub Index -1.93
Calving Interval (days) -0.31 -1.459 0.45
Survival (%) -2.13 1.117 -2.38
Calving Sub Index -1.44
Gestation Length (days) 1.57 -0.919 -1.44
Beef Sub Index 0.70
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 0.33 -0.432 -0.14
Maintenance Sub Index Maint. Sub Index 1.96
Live WT (kg) -6.40 -0.307 1.96
Total Carbon Sub Index 5.28

* Based on an €80/tonne carbon price