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 5.93
Milk (kg) -92.00 -0.014 1.29
Fat (kg) -6.27 -0.375 2.35
Prot (kg) -5.20 -0.441 2.30
Fertility Sub Index -2.53
Calving Interval (days) 1.33 -1.459 -1.94
Survival (%) -0.53 1.117 -0.59
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.47
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) -0.60 -0.432 0.26
Maintenance Sub Index Maint. Sub Index 3.83
Live WT (kg) -12.50 -0.307 3.83
Total Carbon Sub Index 12.40

* Based on an €80/tonne carbon price