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 1.37
Milk (kg) -43.00 -0.014 0.60
Fat (kg) 2.26 -0.375 -0.85
Prot (kg) -3.66 -0.441 1.62
Fertility Sub Index -1.35
Calving Interval (days) 1.01 -1.459 -1.47
Survival (%) 0.11 1.117 0.12
Calving Sub Index 1.61
Gestation Length (days) -1.75 -0.919 1.61
Beef Sub Index 0.04
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 2.23 -0.432 -0.96
Maintenance Sub Index Maint. Sub Index 1.20
Live WT (kg) -3.90 -0.307 1.20
Total Carbon Sub Index 2.86

* Based on an €80/tonne carbon price