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 11.07
Milk (kg) -288.00 -0.014 4.03
Fat (kg) -9.36 -0.375 3.51
Prot (kg) -8.01 -0.441 3.54
Fertility Sub Index 5.11
Calving Interval (days) -3.05 -1.459 4.45
Survival (%) 0.59 1.117 0.66
Calving Sub Index 1.76
Gestation Length (days) -1.91 -0.919 1.76
Beef Sub Index -0.87
Carcass Weight (kg) 0.30 -0.528 -0.16
Age of Slaughter (days) 1.65 -0.432 -0.71
Maintenance Sub Index Maint. Sub Index 1.78
Live WT (kg) -5.80 -0.307 1.78
Total Carbon Sub Index 18.84

* Based on an €80/tonne carbon price