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 8.50
Milk (kg) -174.00 -0.014 2.44
Fat (kg) -7.59 -0.375 2.84
Prot (kg) -7.30 -0.441 3.22
Fertility Sub Index 8.64
Calving Interval (days) -4.47 -1.459 6.52
Survival (%) 1.90 1.117 2.12
Calving Sub Index -0.33
Gestation Length (days) 0.36 -0.919 -0.33
Beef Sub Index -1.50
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) 4.34 -0.432 -1.87
Maintenance Sub Index Maint. Sub Index 2.27
Live WT (kg) -7.40 -0.307 2.27
Total Carbon Sub Index 17.58

* Based on an €80/tonne carbon price