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 4.93
Milk (kg) -76.00 -0.014 1.06
Fat (kg) -5.16 -0.375 1.93
Prot (kg) -4.39 -0.441 1.94
Fertility Sub Index -13.40
Calving Interval (days) 6.54 -1.459 -9.54
Survival (%) -3.45 1.117 -3.85
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -1.28
Carcass Weight (kg) 1.90 -0.528 -1.00
Age of Slaughter (days) 0.64 -0.432 -0.28
Maintenance Sub Index Maint. Sub Index 1.50
Live WT (kg) -4.90 -0.307 1.50
Total Carbon Sub Index -8.80

* Based on an €80/tonne carbon price