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 10.73
Milk (kg) -219.00 -0.014 3.07
Fat (kg) -10.64 -0.375 3.99
Prot (kg) -8.34 -0.441 3.68
Fertility Sub Index 0.75
Calving Interval (days) -0.24 -1.459 0.35
Survival (%) 0.36 1.117 0.40
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -0.35
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 2.51 -0.432 -1.08
Maintenance Sub Index Maint. Sub Index 3.95
Live WT (kg) -12.90 -0.307 3.95
Total Carbon Sub Index 18.79

* Based on an €80/tonne carbon price