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 5.18
Milk (kg) -61.00 -0.014 0.85
Fat (kg) -1.78 -0.375 0.67
Prot (kg) -8.30 -0.441 3.66
Fertility Sub Index -5.01
Calving Interval (days) 2.57 -1.459 -3.75
Survival (%) -1.13 1.117 -1.26
Calving Sub Index -0.05
Gestation Length (days) 0.05 -0.919 -0.05
Beef Sub Index -0.02
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 2.13 -0.432 -0.92
Maintenance Sub Index Maint. Sub Index 0.55
Live WT (kg) -1.80 -0.307 0.55
Total Carbon Sub Index 0.66

* Based on an €80/tonne carbon price