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 21.03
Milk (kg) -315.00 -0.014 4.41
Fat (kg) -23.84 -0.375 8.93
Prot (kg) -17.43 -0.441 7.69
Fertility Sub Index 2.06
Calving Interval (days) -1.90 -1.459 2.77
Survival (%) -0.64 1.117 -0.72
Calving Sub Index 0.91
Gestation Length (days) -0.99 -0.919 0.91
Beef Sub Index 2.92
Carcass Weight (kg) -5.50 -0.528 2.90
Age of Slaughter (days) -0.04 -0.432 0.02
Maintenance Sub Index Maint. Sub Index 1.29
Live WT (kg) -4.20 -0.307 1.29
Total Carbon Sub Index 28.21

* Based on an €80/tonne carbon price