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 17.13
Milk (kg) -413.00 -0.014 5.78
Fat (kg) -14.17 -0.375 5.31
Prot (kg) -13.69 -0.441 6.04
Fertility Sub Index 1.88
Calving Interval (days) -1.05 -1.459 1.53
Survival (%) 0.31 1.117 0.35
Calving Sub Index -1.50
Gestation Length (days) 1.63 -0.919 -1.50
Beef Sub Index -3.86
Carcass Weight (kg) 8.30 -0.528 -4.38
Age of Slaughter (days) -1.19 -0.432 0.51
Maintenance Sub Index Maint. Sub Index -6.25
Live WT (kg) 20.40 -0.307 -6.25
Total Carbon Sub Index 7.39

* Based on an €80/tonne carbon price