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 5.68
Milk (kg) -19.00 -0.014 0.27
Fat (kg) -3.77 -0.375 1.41
Prot (kg) -9.06 -0.441 4.00
Fertility Sub Index -16.28
Calving Interval (days) 8.57 -1.459 -12.50
Survival (%) -3.38 1.117 -3.78
Calving Sub Index 0.94
Gestation Length (days) -1.02 -0.919 0.94
Beef Sub Index -0.88
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 6.06 -0.432 -2.62
Maintenance Sub Index Maint. Sub Index 1.99
Live WT (kg) -6.50 -0.307 1.99
Total Carbon Sub Index -8.54

* Based on an €80/tonne carbon price