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 4.01
Milk (kg) -20.00 -0.014 0.28
Fat (kg) -4.70 -0.375 1.76
Prot (kg) -4.46 -0.441 1.97
Fertility Sub Index 0.00
Calving Interval (days) -0.39 -1.459 0.57
Survival (%) -0.51 1.117 -0.57
Calving Sub Index 1.76
Gestation Length (days) -1.91 -0.919 1.76
Beef Sub Index 2.93
Carcass Weight (kg) -7.80 -0.528 4.11
Age of Slaughter (days) 2.74 -0.432 -1.18
Maintenance Sub Index Maint. Sub Index 4.84
Live WT (kg) -15.80 -0.307 4.84
Total Carbon Sub Index 13.54

* Based on an €80/tonne carbon price