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 20.85
Milk (kg) -396.00 -0.014 5.54
Fat (kg) -23.92 -0.375 8.96
Prot (kg) -14.39 -0.441 6.35
Fertility Sub Index 17.19
Calving Interval (days) -11.40 -1.459 16.63
Survival (%) 0.50 1.117 0.56
Calving Sub Index 0.10
Gestation Length (days) -0.11 -0.919 0.10
Beef Sub Index 2.19
Carcass Weight (kg) -5.70 -0.528 3.01
Age of Slaughter (days) 1.89 -0.432 -0.82
Maintenance Sub Index Maint. Sub Index 1.78
Live WT (kg) -5.80 -0.307 1.78
Total Carbon Sub Index 42.11

* Based on an €80/tonne carbon price