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 0.03
Milk (kg) -1.00 -0.014 0.01
Fat (kg) -0.10 -0.375 0.04
Prot (kg) 0.05 -0.441 -0.02
Fertility Sub Index -0.40
Calving Interval (days) 1.23 -1.459 -1.79
Survival (%) 1.25 1.117 1.40
Calving Sub Index -0.48
Gestation Length (days) 0.52 -0.919 -0.48
Beef Sub Index -1.95
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 7.82 -0.432 -3.38
Maintenance Sub Index Maint. Sub Index 6.25
Live WT (kg) -20.40 -0.307 6.25
Total Carbon Sub Index 3.46

* Based on an €80/tonne carbon price