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 5.87
Milk (kg) -114.00 -0.014 1.60
Fat (kg) -5.19 -0.375 1.94
Prot (kg) -5.28 -0.441 2.33
Fertility Sub Index 1.20
Calving Interval (days) -0.57 -1.459 0.83
Survival (%) 0.33 1.117 0.37
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.91
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) -1.12 -0.432 0.48
Maintenance Sub Index Maint. Sub Index 5.95
Live WT (kg) -19.40 -0.307 5.95
Total Carbon Sub Index 18.62

* Based on an €80/tonne carbon price