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 -7.93
Milk (kg) 102.00 -0.014 -1.43
Fat (kg) 8.85 -0.375 -3.31
Prot (kg) 7.22 -0.441 -3.19
Fertility Sub Index 0.25
Calving Interval (days) 0.25 -1.459 -0.36
Survival (%) 0.55 1.117 0.61
Calving Sub Index 2.13
Gestation Length (days) -2.32 -0.919 2.13
Beef Sub Index -2.41
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 7.90 -0.432 -3.41
Maintenance Sub Index Maint. Sub Index -1.59
Live WT (kg) 5.20 -0.307 -1.59
Total Carbon Sub Index -9.54

* Based on an €80/tonne carbon price