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 16.37
Milk (kg) -335.00 -0.014 4.69
Fat (kg) -17.66 -0.375 6.61
Prot (kg) -11.47 -0.441 5.06
Fertility Sub Index 7.81
Calving Interval (days) -5.13 -1.459 7.48
Survival (%) 0.29 1.117 0.32
Calving Sub Index 1.20
Gestation Length (days) -1.31 -0.919 1.20
Beef Sub Index 1.75
Carcass Weight (kg) -4.80 -0.528 2.53
Age of Slaughter (days) 1.80 -0.432 -0.78
Maintenance Sub Index Maint. Sub Index 1.69
Live WT (kg) -5.50 -0.307 1.69
Total Carbon Sub Index 28.83

* Based on an €80/tonne carbon price