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 2.01
Milk (kg) -5.00 -0.014 0.07
Fat (kg) -3.60 -0.375 1.35
Prot (kg) -1.34 -0.441 0.59
Fertility Sub Index -0.77
Calving Interval (days) 0.22 -1.459 -0.32
Survival (%) -0.40 1.117 -0.45
Calving Sub Index -0.44
Gestation Length (days) 0.48 -0.919 -0.44
Beef Sub Index 1.55
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) 1.29 -0.432 -0.56
Maintenance Sub Index Maint. Sub Index 3.74
Live WT (kg) -12.20 -0.307 3.74
Total Carbon Sub Index 6.09

* Based on an €80/tonne carbon price