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 8.40
Milk (kg) -70.00 -0.014 0.98
Fat (kg) -9.60 -0.375 3.60
Prot (kg) -8.67 -0.441 3.83
Fertility Sub Index -6.05
Calving Interval (days) 2.98 -1.459 -4.35
Survival (%) -1.52 1.117 -1.70
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.10
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 2.08 -0.432 -0.90
Maintenance Sub Index Maint. Sub Index 2.12
Live WT (kg) -6.90 -0.307 2.12
Total Carbon Sub Index 4.02

* Based on an €80/tonne carbon price