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 -3.96
Milk (kg) 98.00 -0.014 -1.37
Fat (kg) -1.99 -0.375 0.75
Prot (kg) 7.55 -0.441 -3.33
Fertility Sub Index 2.93
Calving Interval (days) -0.98 -1.459 1.43
Survival (%) 1.34 1.117 1.50
Calving Sub Index 2.25
Gestation Length (days) -2.45 -0.919 2.25
Beef Sub Index 0.18
Carcass Weight (kg) -7.60 -0.528 4.01
Age of Slaughter (days) 8.87 -0.432 -3.83
Maintenance Sub Index Maint. Sub Index 3.10
Live WT (kg) -10.10 -0.307 3.10
Total Carbon Sub Index 4.49

* Based on an €80/tonne carbon price