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 2.27
Milk (kg) -2.00 -0.014 0.03
Fat (kg) -2.41 -0.375 0.90
Prot (kg) -3.04 -0.441 1.34
Fertility Sub Index -1.91
Calving Interval (days) 0.78 -1.459 -1.14
Survival (%) -0.69 1.117 -0.77
Calving Sub Index -0.40
Gestation Length (days) 0.44 -0.919 -0.40
Beef Sub Index 1.84
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) 0.63 -0.432 -0.27
Maintenance Sub Index Maint. Sub Index 1.32
Live WT (kg) -4.30 -0.307 1.32
Total Carbon Sub Index 3.12

* Based on an €80/tonne carbon price