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 15.02
Milk (kg) -356.00 -0.014 4.98
Fat (kg) -12.29 -0.375 4.60
Prot (kg) -12.30 -0.441 5.43
Fertility Sub Index -4.20
Calving Interval (days) 2.00 -1.459 -2.92
Survival (%) -1.15 1.117 -1.28
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.20
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 1.74 -0.432 -0.75
Maintenance Sub Index Maint. Sub Index 2.08
Live WT (kg) -6.80 -0.307 2.08
Total Carbon Sub Index 12.54

* Based on an €80/tonne carbon price