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 14.95
Milk (kg) -226.00 -0.014 3.16
Fat (kg) -16.95 -0.375 6.35
Prot (kg) -12.33 -0.441 5.44
Fertility Sub Index -0.05
Calving Interval (days) 0.27 -1.459 -0.39
Survival (%) 0.31 1.117 0.35
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.83
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 0.41 -0.432 -0.18
Maintenance Sub Index Maint. Sub Index 4.38
Live WT (kg) -14.30 -0.307 4.38
Total Carbon Sub Index 24.82

* Based on an €80/tonne carbon price