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 -0.55
Calving Interval (days) 1.34 -1.459 -1.96
Survival (%) 1.26 1.117 1.41
Calving Sub Index -0.83
Gestation Length (days) 0.90 -0.919 -0.83
Beef Sub Index -1.54
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 6.50 -0.432 -2.81
Maintenance Sub Index Maint. Sub Index 5.49
Live WT (kg) -17.90 -0.307 5.49
Total Carbon Sub Index 2.84

* Based on an €80/tonne carbon price