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 1.31
Milk (kg) -101.00 -0.014 1.41
Fat (kg) 2.11 -0.375 -0.79
Prot (kg) -1.55 -0.441 0.68
Fertility Sub Index -6.11
Calving Interval (days) 3.44 -1.459 -5.02
Survival (%) -0.98 1.117 -1.09
Calving Sub Index 1.31
Gestation Length (days) -1.42 -0.919 1.31
Beef Sub Index -1.02
Carcass Weight (kg) 1.50 -0.528 -0.79
Age of Slaughter (days) 0.53 -0.432 -0.23
Maintenance Sub Index Maint. Sub Index 1.84
Live WT (kg) -6.00 -0.307 1.84
Total Carbon Sub Index -2.68

* Based on an €80/tonne carbon price