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 9.16
Milk (kg) -125.00 -0.014 1.75
Fat (kg) -9.05 -0.375 3.39
Prot (kg) -9.10 -0.441 4.02
Fertility Sub Index -5.15
Calving Interval (days) 2.43 -1.459 -3.55
Survival (%) -1.44 1.117 -1.61
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.30
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 1.86 -0.432 -0.80
Maintenance Sub Index Maint. Sub Index 0.86
Live WT (kg) -2.80 -0.307 0.86
Total Carbon Sub Index 4.62

* Based on an €80/tonne carbon price