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 3.02
Milk (kg) -72.00 -0.014 1.01
Fat (kg) -2.40 -0.375 0.90
Prot (kg) -2.53 -0.441 1.12
Fertility Sub Index -1.62
Calving Interval (days) 1.24 -1.459 -1.81
Survival (%) 0.17 1.117 0.19
Calving Sub Index 0.70
Gestation Length (days) -0.76 -0.919 0.70
Beef Sub Index -1.28
Carcass Weight (kg) -4.80 -0.528 2.53
Age of Slaughter (days) 8.84 -0.432 -3.82
Maintenance Sub Index Maint. Sub Index 7.85
Live WT (kg) -25.60 -0.307 7.85
Total Carbon Sub Index 8.67

* Based on an €80/tonne carbon price