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 10.54
Milk (kg) -112.00 -0.014 1.57
Fat (kg) -12.16 -0.375 4.55
Prot (kg) -10.00 -0.441 4.41
Fertility Sub Index -4.18
Calving Interval (days) 2.01 -1.459 -2.93
Survival (%) -1.12 1.117 -1.25
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.02
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 2.02 -0.432 -0.87
Maintenance Sub Index Maint. Sub Index 2.30
Live WT (kg) -7.50 -0.307 2.30
Total Carbon Sub Index 8.12

* Based on an €80/tonne carbon price