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 0.74
Milk (kg) -5.00 -0.014 0.07
Fat (kg) -0.67 -0.375 0.25
Prot (kg) -0.96 -0.441 0.42
Fertility Sub Index -1.96
Calving Interval (days) 1.14 -1.459 -1.66
Survival (%) -0.27 1.117 -0.30
Calving Sub Index 0.55
Gestation Length (days) -0.60 -0.919 0.55
Beef Sub Index 0.06
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 2.43 -0.432 -1.05
Maintenance Sub Index Maint. Sub Index 0.49
Live WT (kg) -1.60 -0.307 0.49
Total Carbon Sub Index -0.11

* Based on an €80/tonne carbon price