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 7.23
Milk (kg) -100.00 -0.014 1.40
Fat (kg) -6.62 -0.375 2.48
Prot (kg) -7.60 -0.441 3.35
Fertility Sub Index 0.95
Calving Interval (days) 0.01 -1.459 -0.01
Survival (%) 0.86 1.117 0.96
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -2.11
Carcass Weight (kg) 1.20 -0.528 -0.63
Age of Slaughter (days) 3.43 -0.432 -1.48
Maintenance Sub Index Maint. Sub Index 2.42
Live WT (kg) -7.90 -0.307 2.42
Total Carbon Sub Index 12.18

* Based on an €80/tonne carbon price