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 2.67
Milk (kg) -50.00 -0.014 0.70
Fat (kg) -2.48 -0.375 0.93
Prot (kg) -2.35 -0.441 1.04
Fertility Sub Index 0.11
Calving Interval (days) -0.07 -1.459 0.10
Survival (%) 0.01 1.117 0.01
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.00
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 4.04 -0.432 -1.74
Maintenance Sub Index Maint. Sub Index 6.56
Live WT (kg) -21.40 -0.307 6.56
Total Carbon Sub Index 13.04

* Based on an €80/tonne carbon price