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 0.27
Milk (kg) -10.00 -0.014 0.14
Fat (kg) -0.76 -0.375 0.28
Prot (kg) 0.34 -0.441 -0.15
Fertility Sub Index -0.42
Calving Interval (days) 1.30 -1.459 -1.90
Survival (%) 1.32 1.117 1.47
Calving Sub Index -0.86
Gestation Length (days) 0.94 -0.919 -0.86
Beef Sub Index -1.44
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 6.52 -0.432 -2.81
Maintenance Sub Index Maint. Sub Index 5.36
Live WT (kg) -17.50 -0.307 5.36
Total Carbon Sub Index 2.90

* Based on an €80/tonne carbon price