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 18.25
Milk (kg) -335.00 -0.014 4.69
Fat (kg) -13.13 -0.375 4.92
Prot (kg) -19.59 -0.441 8.65
Fertility Sub Index -7.13
Calving Interval (days) 4.30 -1.459 -6.27
Survival (%) -0.77 1.117 -0.86
Calving Sub Index -0.10
Gestation Length (days) 0.11 -0.919 -0.10
Beef Sub Index -2.65
Carcass Weight (kg) 2.60 -0.528 -1.37
Age of Slaughter (days) 2.96 -0.432 -1.28
Maintenance Sub Index Maint. Sub Index 1.23
Live WT (kg) -4.00 -0.307 1.23
Total Carbon Sub Index 9.60

* Based on an €80/tonne carbon price