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 1.36
Milk (kg) 21.00 -0.014 -0.29
Fat (kg) -2.20 -0.375 0.82
Prot (kg) -1.88 -0.441 0.83
Fertility Sub Index -5.15
Calving Interval (days) 2.56 -1.459 -3.74
Survival (%) -1.27 1.117 -1.42
Calving Sub Index 1.14
Gestation Length (days) -1.24 -0.919 1.14
Beef Sub Index 1.30
Carcass Weight (kg) -5.00 -0.528 2.64
Age of Slaughter (days) 3.10 -0.432 -1.34
Maintenance Sub Index Maint. Sub Index 0.03
Live WT (kg) -0.10 -0.307 0.03
Total Carbon Sub Index -1.33

* Based on an €80/tonne carbon price