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 7.34
Milk (kg) -59.00 -0.014 0.83
Fat (kg) -6.79 -0.375 2.54
Prot (kg) -8.99 -0.441 3.97
Fertility Sub Index -9.81
Calving Interval (days) 4.99 -1.459 -7.28
Survival (%) -2.26 1.117 -2.52
Calving Sub Index 0.84
Gestation Length (days) -0.91 -0.919 0.84
Beef Sub Index -1.52
Carcass Weight (kg) 2.90 -0.528 -1.53
Age of Slaughter (days) -0.03 -0.432 0.01
Maintenance Sub Index Maint. Sub Index 0.28
Live WT (kg) -0.90 -0.307 0.28
Total Carbon Sub Index -2.87

* Based on an €80/tonne carbon price