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 -0.28
Milk (kg) 101.00 -0.014 -1.41
Fat (kg) -1.45 -0.375 0.54
Prot (kg) -1.33 -0.441 0.59
Fertility Sub Index -7.08
Calving Interval (days) 3.84 -1.459 -5.60
Survival (%) -1.32 1.117 -1.47
Calving Sub Index -0.40
Gestation Length (days) 0.43 -0.919 -0.40
Beef Sub Index -2.05
Carcass Weight (kg) 2.30 -0.528 -1.21
Age of Slaughter (days) 1.94 -0.432 -0.84
Maintenance Sub Index Maint. Sub Index 1.50
Live WT (kg) -4.90 -0.307 1.50
Total Carbon Sub Index -8.30

* Based on an €80/tonne carbon price