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 3.14
Milk (kg) -52.00 -0.014 0.73
Fat (kg) -1.88 -0.375 0.70
Prot (kg) -3.86 -0.441 1.70
Fertility Sub Index -6.01
Calving Interval (days) 3.45 -1.459 -5.03
Survival (%) -0.87 1.117 -0.97
Calving Sub Index 0.61
Gestation Length (days) -0.66 -0.919 0.61
Beef Sub Index 0.30
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 1.63 -0.432 -0.70
Maintenance Sub Index Maint. Sub Index 1.62
Live WT (kg) -5.30 -0.307 1.62
Total Carbon Sub Index -0.34

* Based on an €80/tonne carbon price