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 1.54
Milk (kg) -48.00 -0.014 0.67
Fat (kg) -0.66 -0.375 0.25
Prot (kg) -1.41 -0.441 0.62
Fertility Sub Index 1.30
Calving Interval (days) -0.60 -1.459 0.88
Survival (%) 0.38 1.117 0.42
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.01
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) -0.86 -0.432 0.37
Maintenance Sub Index Maint. Sub Index 6.07
Live WT (kg) -19.80 -0.307 6.07
Total Carbon Sub Index 14.62

* Based on an €80/tonne carbon price