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 20.05
Milk (kg) -607.00 -0.014 8.50
Fat (kg) -9.66 -0.375 3.62
Prot (kg) -17.97 -0.441 7.93
Fertility Sub Index -1.35
Calving Interval (days) 1.08 -1.459 -1.58
Survival (%) 0.20 1.117 0.22
Calving Sub Index 0.87
Gestation Length (days) -0.95 -0.919 0.87
Beef Sub Index -1.23
Carcass Weight (kg) -4.40 -0.528 2.32
Age of Slaughter (days) 8.23 -0.432 -3.55
Maintenance Sub Index Maint. Sub Index 7.27
Live WT (kg) -23.70 -0.307 7.27
Total Carbon Sub Index 25.60

* Based on an €80/tonne carbon price