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 22.60
Milk (kg) -361.00 -0.014 5.05
Fat (kg) -26.09 -0.375 9.77
Prot (kg) -17.62 -0.441 7.78
Fertility Sub Index 3.01
Calving Interval (days) -2.07 -1.459 3.02
Survival (%) -0.01 1.117 -0.01
Calving Sub Index 0.51
Gestation Length (days) -0.55 -0.919 0.51
Beef Sub Index 0.46
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 2.73 -0.432 -1.18
Maintenance Sub Index Maint. Sub Index 4.17
Live WT (kg) -13.60 -0.307 4.17
Total Carbon Sub Index 30.75

* Based on an €80/tonne carbon price