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 6.41
Milk (kg) -24.00 -0.014 0.34
Fat (kg) -10.85 -0.375 4.06
Prot (kg) -4.56 -0.441 2.01
Fertility Sub Index -10.86
Calving Interval (days) 6.76 -1.459 -9.86
Survival (%) -0.89 1.117 -0.99
Calving Sub Index -1.04
Gestation Length (days) 1.13 -0.919 -1.04
Beef Sub Index -0.67
Carcass Weight (kg) 1.50 -0.528 -0.79
Age of Slaughter (days) -0.29 -0.432 0.13
Maintenance Sub Index Maint. Sub Index 2.76
Live WT (kg) -9.00 -0.307 2.76
Total Carbon Sub Index -3.39

* Based on an €80/tonne carbon price