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 5.47
Milk (kg) -238.00 -0.014 3.33
Fat (kg) -0.72 -0.375 0.27
Prot (kg) -4.24 -0.441 1.87
Fertility Sub Index 8.61
Calving Interval (days) -4.48 -1.459 6.54
Survival (%) 1.86 1.117 2.08
Calving Sub Index 0.78
Gestation Length (days) -0.85 -0.919 0.78
Beef Sub Index 0.51
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 1.63 -0.432 -0.70
Maintenance Sub Index Maint. Sub Index 5.27
Live WT (kg) -17.20 -0.307 5.27
Total Carbon Sub Index 20.65

* Based on an €80/tonne carbon price