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 12.04
Milk (kg) -217.00 -0.014 3.04
Fat (kg) -12.50 -0.375 4.68
Prot (kg) -9.78 -0.441 4.32
Fertility Sub Index 0.74
Calving Interval (days) -0.43 -1.459 0.63
Survival (%) 0.10 1.117 0.11
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.20
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 0.89 -0.432 -0.38
Maintenance Sub Index Maint. Sub Index 4.14
Live WT (kg) -13.50 -0.307 4.14
Total Carbon Sub Index 21.80

* Based on an €80/tonne carbon price