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 4.45
Milk (kg) -139.00 -0.014 1.95
Fat (kg) -8.70 -0.375 3.26
Prot (kg) 1.72 -0.441 -0.76
Fertility Sub Index 5.76
Calving Interval (days) -2.95 -1.459 4.30
Survival (%) 1.30 1.117 1.45
Calving Sub Index 1.57
Gestation Length (days) -1.71 -0.919 1.57
Beef Sub Index 2.26
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) -3.27 -0.432 1.41
Maintenance Sub Index Maint. Sub Index 5.24
Live WT (kg) -17.10 -0.307 5.24
Total Carbon Sub Index 19.27

* Based on an €80/tonne carbon price