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 15.03
Milk (kg) -302.00 -0.014 4.23
Fat (kg) -15.46 -0.375 5.79
Prot (kg) -11.36 -0.441 5.01
Fertility Sub Index 6.32
Calving Interval (days) -3.76 -1.459 5.49
Survival (%) 0.75 1.117 0.84
Calving Sub Index 0.76
Gestation Length (days) -0.83 -0.919 0.76
Beef Sub Index -0.07
Carcass Weight (kg) -0.40 -0.528 0.21
Age of Slaughter (days) 0.65 -0.432 -0.28
Maintenance Sub Index Maint. Sub Index 1.87
Live WT (kg) -6.10 -0.307 1.87
Total Carbon Sub Index 23.92

* Based on an €80/tonne carbon price