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 9.49
Milk (kg) -267.00 -0.014 3.74
Fat (kg) -8.62 -0.375 3.23
Prot (kg) -5.72 -0.441 2.52
Fertility Sub Index 16.47
Calving Interval (days) -8.68 -1.459 12.66
Survival (%) 3.41 1.117 3.81
Calving Sub Index -0.78
Gestation Length (days) 0.85 -0.919 -0.78
Beef Sub Index -0.07
Carcass Weight (kg) -0.50 -0.528 0.26
Age of Slaughter (days) 0.77 -0.432 -0.33
Maintenance Sub Index Maint. Sub Index 5.15
Live WT (kg) -16.80 -0.307 5.15
Total Carbon Sub Index 30.27

* Based on an €80/tonne carbon price