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 8.19
Milk (kg) -109.00 -0.014 1.53
Fat (kg) -8.68 -0.375 3.25
Prot (kg) -7.74 -0.441 3.42
Fertility Sub Index -3.04
Calving Interval (days) 1.31 -1.459 -1.91
Survival (%) -1.01 1.117 -1.13
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.11
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 0.85 -0.432 -0.37
Maintenance Sub Index Maint. Sub Index 1.72
Live WT (kg) -5.60 -0.307 1.72
Total Carbon Sub Index 6.43

* Based on an €80/tonne carbon price