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 8.28
Milk (kg) -171.00 -0.014 2.39
Fat (kg) -5.92 -0.375 2.22
Prot (kg) -8.31 -0.441 3.67
Fertility Sub Index -3.62
Calving Interval (days) 1.97 -1.459 -2.87
Survival (%) -0.67 1.117 -0.75
Calving Sub Index 0.06
Gestation Length (days) -0.07 -0.919 0.06
Beef Sub Index 1.10
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 0.63 -0.432 -0.27
Maintenance Sub Index Maint. Sub Index 3.80
Live WT (kg) -12.40 -0.307 3.80
Total Carbon Sub Index 9.62

* Based on an €80/tonne carbon price