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 9.42
Milk (kg) -136.00 -0.014 1.90
Fat (kg) -12.33 -0.375 4.62
Prot (kg) -6.56 -0.441 2.90
Fertility Sub Index -1.06
Calving Interval (days) 1.07 -1.459 -1.56
Survival (%) 0.45 1.117 0.50
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.52
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) -0.35 -0.432 0.15
Maintenance Sub Index Maint. Sub Index 5.24
Live WT (kg) -17.10 -0.307 5.24
Total Carbon Sub Index 18.83

* Based on an €80/tonne carbon price