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 17.20
Milk (kg) -329.00 -0.014 4.61
Fat (kg) -17.95 -0.375 6.72
Prot (kg) -13.30 -0.441 5.87
Fertility Sub Index 10.68
Calving Interval (days) -6.60 -1.459 9.63
Survival (%) 0.94 1.117 1.05
Calving Sub Index 1.01
Gestation Length (days) -1.10 -0.919 1.01
Beef Sub Index 0.67
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 1.62 -0.432 -0.70
Maintenance Sub Index Maint. Sub Index 3.68
Live WT (kg) -12.00 -0.307 3.68
Total Carbon Sub Index 33.23

* Based on an €80/tonne carbon price