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 20.08
Milk (kg) -486.00 -0.014 6.80
Fat (kg) -17.15 -0.375 6.42
Prot (kg) -15.53 -0.441 6.85
Fertility Sub Index 3.11
Calving Interval (days) -3.40 -1.459 4.96
Survival (%) -1.66 1.117 -1.85
Calving Sub Index -3.36
Gestation Length (days) 3.66 -0.919 -3.36
Beef Sub Index 1.71
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) -3.10 -0.432 1.34
Maintenance Sub Index Maint. Sub Index 1.59
Live WT (kg) -5.20 -0.307 1.59
Total Carbon Sub Index 23.12

* Based on an €80/tonne carbon price