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 4.72
Milk (kg) -73.00 -0.014 1.02
Fat (kg) -3.95 -0.375 1.48
Prot (kg) -5.03 -0.441 2.22
Fertility Sub Index -5.18
Calving Interval (days) 2.46 -1.459 -3.59
Survival (%) -1.42 1.117 -1.59
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.12
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 1.93 -0.432 -0.83
Maintenance Sub Index Maint. Sub Index 1.93
Live WT (kg) -6.30 -0.307 1.93
Total Carbon Sub Index 1.05

* Based on an €80/tonne carbon price