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 2.41
Milk (kg) -32.00 -0.014 0.45
Fat (kg) -2.60 -0.375 0.97
Prot (kg) -2.25 -0.441 0.99
Fertility Sub Index -0.38
Calving Interval (days) 0.22 -1.459 -0.32
Survival (%) -0.05 1.117 -0.06
Calving Sub Index 5.18
Gestation Length (days) -5.64 -0.919 5.18
Beef Sub Index 1.57
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) -0.59 -0.432 0.25
Maintenance Sub Index Maint. Sub Index 3.86
Live WT (kg) -12.60 -0.307 3.86
Total Carbon Sub Index 12.66

* Based on an €80/tonne carbon price