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 0.15
Milk (kg) 28.00 -0.014 -0.39
Fat (kg) 0.79 -0.375 -0.30
Prot (kg) -1.89 -0.441 0.83
Fertility Sub Index -3.04
Calving Interval (days) 1.53 -1.459 -2.23
Survival (%) -0.72 1.117 -0.80
Calving Sub Index 0.92
Gestation Length (days) -1.00 -0.919 0.92
Beef Sub Index 0.13
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 2.39 -0.432 -1.03
Maintenance Sub Index Maint. Sub Index -0.21
Live WT (kg) 0.70 -0.307 -0.21
Total Carbon Sub Index -2.05

* Based on an €80/tonne carbon price