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 9.06
Milk (kg) -127.00 -0.014 1.78
Fat (kg) -8.93 -0.375 3.34
Prot (kg) -8.91 -0.441 3.93
Fertility Sub Index 3.32
Calving Interval (days) -1.74 -1.459 2.54
Survival (%) 0.70 1.117 0.78
Calving Sub Index 2.67
Gestation Length (days) -2.90 -0.919 2.67
Beef Sub Index 1.25
Carcass Weight (kg) -7.10 -0.528 3.75
Age of Slaughter (days) 5.79 -0.432 -2.50
Maintenance Sub Index Maint. Sub Index 4.90
Live WT (kg) -16.00 -0.307 4.90
Total Carbon Sub Index 21.20

* Based on an €80/tonne carbon price