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 4.56
Milk (kg) -61.00 -0.014 0.85
Fat (kg) -4.49 -0.375 1.68
Prot (kg) -4.58 -0.441 2.02
Fertility Sub Index -5.88
Calving Interval (days) 2.84 -1.459 -4.14
Survival (%) -1.55 1.117 -1.73
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.23
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.54 -0.432 -0.66
Maintenance Sub Index Maint. Sub Index 0.89
Live WT (kg) -2.90 -0.307 0.89
Total Carbon Sub Index -0.75

* Based on an €80/tonne carbon price