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 0.32
Milk (kg) 24.00 -0.014 -0.34
Fat (kg) -0.08 -0.375 0.03
Prot (kg) -1.41 -0.441 0.62
Fertility Sub Index 8.55
Calving Interval (days) -4.01 -1.459 5.85
Survival (%) 2.42 1.117 2.70
Calving Sub Index 2.67
Gestation Length (days) -2.90 -0.919 2.67
Beef Sub Index 0.65
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 0.69 -0.432 -0.30
Maintenance Sub Index Maint. Sub Index 1.04
Live WT (kg) -3.40 -0.307 1.04
Total Carbon Sub Index 13.23

* Based on an €80/tonne carbon price