Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 12.90
Milk (kg) -593.00 -0.014 8.30
Fat (kg) 0.10 -0.375 -0.04
Prot (kg) -10.51 -0.441 4.64
Fertility Sub Index 3.01
Calving Interval (days) -1.16 -1.459 1.69
Survival (%) 1.18 1.117 1.32
Calving Sub Index 0.68
Gestation Length (days) -0.74 -0.919 0.68
Beef Sub Index 3.80
Carcass Weight (kg) -13.50 -0.528 7.12
Age of Slaughter (days) 7.69 -0.432 -3.32
Maintenance Sub Index Maint. Sub Index 13.34
Live WT (kg) -43.50 -0.307 13.34
Total Carbon Sub Index 33.73

* Based on an €80/tonne carbon price