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 6.37
Milk (kg) -104.00 -0.014 1.46
Fat (kg) -3.91 -0.375 1.46
Prot (kg) -7.81 -0.441 3.45
Fertility Sub Index -3.56
Calving Interval (days) 1.74 -1.459 -2.54
Survival (%) -0.91 1.117 -1.02
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.25
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 1.62 -0.432 -0.70
Maintenance Sub Index Maint. Sub Index 1.96
Live WT (kg) -6.40 -0.307 1.96
Total Carbon Sub Index 4.48

* Based on an €80/tonne carbon price