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 0.51
Milk (kg) -64.00 -0.014 0.90
Fat (kg) 0.97 -0.375 -0.36
Prot (kg) 0.05 -0.441 -0.02
Fertility Sub Index -1.27
Calving Interval (days) 0.54 -1.459 -0.79
Survival (%) -0.43 1.117 -0.48
Calving Sub Index 0.20
Gestation Length (days) -0.22 -0.919 0.20
Beef Sub Index 0.04
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.98 -0.432 -0.85
Maintenance Sub Index Maint. Sub Index 1.01
Live WT (kg) -3.30 -0.307 1.01
Total Carbon Sub Index 0.50

* Based on an €80/tonne carbon price