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 7.87
Milk (kg) -88.00 -0.014 1.23
Fat (kg) -7.32 -0.375 2.74
Prot (kg) -8.83 -0.441 3.90
Fertility Sub Index -5.27
Calving Interval (days) 2.45 -1.459 -3.57
Survival (%) -1.52 1.117 -1.70
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.44
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 1.55 -0.432 -0.67
Maintenance Sub Index Maint. Sub Index 1.35
Live WT (kg) -4.40 -0.307 1.35
Total Carbon Sub Index 3.84

* Based on an €80/tonne carbon price