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 12.59
Milk (kg) -165.00 -0.014 2.31
Fat (kg) -14.23 -0.375 5.33
Prot (kg) -11.21 -0.441 4.95
Fertility Sub Index 4.82
Calving Interval (days) -4.07 -1.459 5.94
Survival (%) -1.00 1.117 -1.12
Calving Sub Index -1.86
Gestation Length (days) 2.02 -0.919 -1.86
Beef Sub Index 0.72
Carcass Weight (kg) 0.40 -0.528 -0.21
Age of Slaughter (days) -2.15 -0.432 0.93
Maintenance Sub Index Maint. Sub Index 1.84
Live WT (kg) -6.00 -0.307 1.84
Total Carbon Sub Index 18.10

* Based on an €80/tonne carbon price