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 12.57
Milk (kg) -278.00 -0.014 3.89
Fat (kg) -15.13 -0.375 5.67
Prot (kg) -6.83 -0.441 3.01
Fertility Sub Index 1.22
Calving Interval (days) -0.89 -1.459 1.30
Survival (%) -0.07 1.117 -0.08
Calving Sub Index 1.02
Gestation Length (days) -1.11 -0.919 1.02
Beef Sub Index 1.37
Carcass Weight (kg) 0.10 -0.528 -0.05
Age of Slaughter (days) -3.30 -0.432 1.42
Maintenance Sub Index Maint. Sub Index 2.48
Live WT (kg) -8.10 -0.307 2.48
Total Carbon Sub Index 18.66

* Based on an €80/tonne carbon price