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 12.33
Milk (kg) -229.00 -0.014 3.21
Fat (kg) -14.90 -0.375 5.58
Prot (kg) -8.03 -0.441 3.54
Fertility Sub Index 6.18
Calving Interval (days) -3.99 -1.459 5.82
Survival (%) 0.32 1.117 0.36
Calving Sub Index 0.43
Gestation Length (days) -0.47 -0.919 0.43
Beef Sub Index 1.79
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 0.86 -0.432 -0.37
Maintenance Sub Index Maint. Sub Index 4.02
Live WT (kg) -13.10 -0.307 4.02
Total Carbon Sub Index 24.75

* Based on an €80/tonne carbon price