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 2.88
Milk (kg) -44.00 -0.014 0.62
Fat (kg) -0.69 -0.375 0.26
Prot (kg) -4.55 -0.441 2.01
Fertility Sub Index -0.75
Calving Interval (days) 0.79 -1.459 -1.15
Survival (%) 0.36 1.117 0.40
Calving Sub Index -0.53
Gestation Length (days) 0.58 -0.919 -0.53
Beef Sub Index 1.13
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 1.77 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index 4.35
Live WT (kg) -14.20 -0.307 4.35
Total Carbon Sub Index 7.09

* Based on an €80/tonne carbon price