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 24.05
Milk (kg) -439.00 -0.014 6.15
Fat (kg) -22.25 -0.375 8.33
Prot (kg) -21.68 -0.441 9.57
Fertility Sub Index -3.33
Calving Interval (days) 1.54 -1.459 -2.25
Survival (%) -0.97 1.117 -1.08
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.50
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 1.77 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index 2.05
Live WT (kg) -6.70 -0.307 2.05
Total Carbon Sub Index 22.72

* Based on an €80/tonne carbon price