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 6.91
Milk (kg) -92.00 -0.014 1.29
Fat (kg) -6.99 -0.375 2.62
Prot (kg) -6.81 -0.441 3.01
Fertility Sub Index -2.75
Calving Interval (days) 1.27 -1.459 -1.85
Survival (%) -0.80 1.117 -0.89
Calving Sub Index 5.18
Gestation Length (days) -5.64 -0.919 5.18
Beef Sub Index 0.60
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 2.76 -0.432 -1.19
Maintenance Sub Index Maint. Sub Index 2.73
Live WT (kg) -8.90 -0.307 2.73
Total Carbon Sub Index 12.68

* Based on an €80/tonne carbon price