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 11.96
Milk (kg) -215.00 -0.014 3.01
Fat (kg) -10.53 -0.375 3.94
Prot (kg) -11.35 -0.441 5.01
Fertility Sub Index 6.27
Calving Interval (days) -4.21 -1.459 6.14
Survival (%) 0.11 1.117 0.12
Calving Sub Index -0.32
Gestation Length (days) 0.35 -0.919 -0.32
Beef Sub Index 0.85
Carcass Weight (kg) -0.80 -0.528 0.42
Age of Slaughter (days) -1.00 -0.432 0.43
Maintenance Sub Index Maint. Sub Index 4.14
Live WT (kg) -13.50 -0.307 4.14
Total Carbon Sub Index 22.89

* Based on an €80/tonne carbon price