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 -3.27
Milk (kg) -165.00 -0.014 2.31
Fat (kg) 10.50 -0.375 -3.93
Prot (kg) 3.74 -0.441 -1.65
Fertility Sub Index -0.45
Calving Interval (days) 0.57 -1.459 -0.83
Survival (%) 0.34 1.117 0.38
Calving Sub Index 1.18
Gestation Length (days) -1.28 -0.919 1.18
Beef Sub Index -0.27
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 2.70 -0.432 -1.17
Maintenance Sub Index Maint. Sub Index 0.49
Live WT (kg) -1.60 -0.307 0.49
Total Carbon Sub Index -2.33

* Based on an €80/tonne carbon price