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 15.14
Milk (kg) -310.00 -0.014 4.34
Fat (kg) -15.37 -0.375 5.76
Prot (kg) -11.42 -0.441 5.04
Fertility Sub Index 7.25
Calving Interval (days) -4.19 -1.459 6.11
Survival (%) 1.02 1.117 1.14
Calving Sub Index 0.77
Gestation Length (days) -0.84 -0.919 0.77
Beef Sub Index -0.30
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 2.15 -0.432 -0.93
Maintenance Sub Index Maint. Sub Index 2.05
Live WT (kg) -6.70 -0.307 2.05
Total Carbon Sub Index 24.92

* Based on an €80/tonne carbon price