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 5.86
Milk (kg) -83.00 -0.014 1.16
Fat (kg) -5.54 -0.375 2.08
Prot (kg) -5.94 -0.441 2.62
Fertility Sub Index -4.52
Calving Interval (days) 2.48 -1.459 -3.62
Survival (%) -0.81 1.117 -0.90
Calving Sub Index 0.64
Gestation Length (days) -0.70 -0.919 0.64
Beef Sub Index 0.75
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 0.82 -0.432 -0.35
Maintenance Sub Index Maint. Sub Index 2.02
Live WT (kg) -6.60 -0.307 2.02
Total Carbon Sub Index 4.75

* Based on an €80/tonne carbon price