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 7.90
Milk (kg) -166.00 -0.014 2.32
Fat (kg) -6.98 -0.375 2.61
Prot (kg) -6.71 -0.441 2.96
Fertility Sub Index 0.38
Calving Interval (days) 0.22 -1.459 -0.32
Survival (%) 0.63 1.117 0.70
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 1.33
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) -0.51 -0.432 0.22
Maintenance Sub Index Maint. Sub Index 4.17
Live WT (kg) -13.60 -0.307 4.17
Total Carbon Sub Index 16.62

* Based on an €80/tonne carbon price