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 6.00
Milk (kg) -240.00 -0.014 3.36
Fat (kg) -0.92 -0.375 0.34
Prot (kg) -5.19 -0.441 2.29
Fertility Sub Index -1.80
Calving Interval (days) 1.35 -1.459 -1.97
Survival (%) 0.15 1.117 0.17
Calving Sub Index 0.72
Gestation Length (days) -0.78 -0.919 0.72
Beef Sub Index 2.01
Carcass Weight (kg) -11.10 -0.528 5.86
Age of Slaughter (days) 8.90 -0.432 -3.84
Maintenance Sub Index Maint. Sub Index 11.93
Live WT (kg) -38.90 -0.307 11.93
Total Carbon Sub Index 18.85

* Based on an €80/tonne carbon price