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 8.33
Milk (kg) -196.00 -0.014 2.74
Fat (kg) -5.39 -0.375 2.02
Prot (kg) -8.09 -0.441 3.57
Fertility Sub Index 16.67
Calving Interval (days) -8.75 -1.459 12.77
Survival (%) 3.49 1.117 3.90
Calving Sub Index 0.96
Gestation Length (days) -1.04 -0.919 0.96
Beef Sub Index 2.17
Carcass Weight (kg) -5.10 -0.528 2.69
Age of Slaughter (days) 1.21 -0.432 -0.52
Maintenance Sub Index Maint. Sub Index 5.43
Live WT (kg) -17.70 -0.307 5.43
Total Carbon Sub Index 33.55

* Based on an €80/tonne carbon price