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 3.50
Milk (kg) -98.00 -0.014 1.37
Fat (kg) -2.85 -0.375 1.07
Prot (kg) -2.40 -0.441 1.06
Fertility Sub Index 5.93
Calving Interval (days) -3.30 -1.459 4.81
Survival (%) 1.00 1.117 1.12
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 2.20
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) -3.50 -0.432 1.51
Maintenance Sub Index Maint. Sub Index 4.84
Live WT (kg) -15.80 -0.307 4.84
Total Carbon Sub Index 17.57

* Based on an €80/tonne carbon price