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 10.59
Milk (kg) -235.00 -0.014 3.29
Fat (kg) -10.30 -0.375 3.86
Prot (kg) -7.81 -0.441 3.45
Fertility Sub Index -1.25
Calving Interval (days) 0.78 -1.459 -1.14
Survival (%) -0.10 1.117 -0.11
Calving Sub Index 5.18
Gestation Length (days) -5.64 -0.919 5.18
Beef Sub Index 2.40
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) -1.52 -0.432 0.66
Maintenance Sub Index Maint. Sub Index 6.41
Live WT (kg) -20.90 -0.307 6.41
Total Carbon Sub Index 23.33

* Based on an €80/tonne carbon price