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 13.36
Milk (kg) -212.00 -0.014 2.97
Fat (kg) -12.72 -0.375 4.76
Prot (kg) -12.74 -0.441 5.62
Fertility Sub Index -5.20
Calving Interval (days) 2.78 -1.459 -4.06
Survival (%) -1.02 1.117 -1.14
Calving Sub Index -2.27
Gestation Length (days) 2.47 -0.919 -2.27
Beef Sub Index 0.31
Carcass Weight (kg) 0.40 -0.528 -0.21
Age of Slaughter (days) -1.21 -0.432 0.52
Maintenance Sub Index Maint. Sub Index 4.23
Live WT (kg) -13.80 -0.307 4.23
Total Carbon Sub Index 10.43

* Based on an €80/tonne carbon price