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 5.07
Milk (kg) -59.00 -0.014 0.83
Fat (kg) -5.20 -0.375 1.95
Prot (kg) -5.21 -0.441 2.30
Fertility Sub Index -5.23
Calving Interval (days) 2.56 -1.459 -3.74
Survival (%) -1.34 1.117 -1.50
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.17
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 2.04 -0.432 -0.88
Maintenance Sub Index Maint. Sub Index 1.20
Live WT (kg) -3.90 -0.307 1.20
Total Carbon Sub Index 0.66

* Based on an €80/tonne carbon price