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 -1.23
Milk (kg) 87.00 -0.014 -1.22
Fat (kg) -0.89 -0.375 0.33
Prot (kg) 0.79 -0.441 -0.35
Fertility Sub Index -3.15
Calving Interval (days) 0.99 -1.459 -1.44
Survival (%) -1.53 1.117 -1.71
Calving Sub Index 1.71
Gestation Length (days) -1.86 -0.919 1.71
Beef Sub Index -1.75
Carcass Weight (kg) 1.60 -0.528 -0.84
Age of Slaughter (days) 2.11 -0.432 -0.91
Maintenance Sub Index Maint. Sub Index -0.37
Live WT (kg) 1.20 -0.307 -0.37
Total Carbon Sub Index -4.80

* Based on an €80/tonne carbon price