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 22.38
Milk (kg) -537.00 -0.014 7.52
Fat (kg) -19.49 -0.375 7.30
Prot (kg) -17.13 -0.441 7.56
Fertility Sub Index 8.09
Calving Interval (days) -5.14 -1.459 7.50
Survival (%) 0.53 1.117 0.59
Calving Sub Index 0.50
Gestation Length (days) -0.54 -0.919 0.50
Beef Sub Index 0.90
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 1.83 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 4.05
Live WT (kg) -13.20 -0.307 4.05
Total Carbon Sub Index 35.91

* Based on an €80/tonne carbon price