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 1.99
Milk (kg) -119.00 -0.014 1.67
Fat (kg) 3.00 -0.375 -1.12
Prot (kg) -3.27 -0.441 1.44
Fertility Sub Index 5.87
Calving Interval (days) -3.44 -1.459 5.02
Survival (%) 0.76 1.117 0.85
Calving Sub Index 1.60
Gestation Length (days) -1.74 -0.919 1.60
Beef Sub Index -0.16
Carcass Weight (kg) -6.00 -0.528 3.17
Age of Slaughter (days) 7.70 -0.432 -3.32
Maintenance Sub Index Maint. Sub Index 3.40
Live WT (kg) -11.10 -0.307 3.40
Total Carbon Sub Index 12.69

* Based on an €80/tonne carbon price