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 13.03
Milk (kg) -98.00 -0.014 1.37
Fat (kg) -11.74 -0.375 4.40
Prot (kg) -16.45 -0.441 7.26
Fertility Sub Index -5.75
Calving Interval (days) 2.70 -1.459 -3.94
Survival (%) -1.62 1.117 -1.81
Calving Sub Index -0.29
Gestation Length (days) 0.32 -0.919 -0.29
Beef Sub Index 1.68
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 1.12 -0.432 -0.48
Maintenance Sub Index Maint. Sub Index 0.61
Live WT (kg) -2.00 -0.307 0.61
Total Carbon Sub Index 9.28

* Based on an €80/tonne carbon price