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 4.26
Milk (kg) -56.00 -0.014 0.78
Fat (kg) -4.69 -0.375 1.76
Prot (kg) -3.90 -0.441 1.72
Fertility Sub Index -6.28
Calving Interval (days) 4.06 -1.459 -5.92
Survival (%) -0.32 1.117 -0.36
Calving Sub Index -0.97
Gestation Length (days) 1.06 -0.919 -0.97
Beef Sub Index -1.02
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 5.41 -0.432 -2.34
Maintenance Sub Index Maint. Sub Index 4.78
Live WT (kg) -15.60 -0.307 4.78
Total Carbon Sub Index 0.77

* Based on an €80/tonne carbon price