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 16.11
Milk (kg) -225.00 -0.014 3.15
Fat (kg) -18.82 -0.375 7.05
Prot (kg) -13.40 -0.441 5.91
Fertility Sub Index 7.44
Calving Interval (days) -3.99 -1.459 5.82
Survival (%) 1.45 1.117 1.62
Calving Sub Index 0.33
Gestation Length (days) -0.36 -0.919 0.33
Beef Sub Index 0.31
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 1.48 -0.432 -0.64
Maintenance Sub Index Maint. Sub Index 2.54
Live WT (kg) -8.30 -0.307 2.54
Total Carbon Sub Index 26.74

* Based on an €80/tonne carbon price