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 8.42
Milk (kg) -183.00 -0.014 2.56
Fat (kg) -9.09 -0.375 3.40
Prot (kg) -5.55 -0.441 2.45
Fertility Sub Index 4.93
Calving Interval (days) -2.27 -1.459 3.31
Survival (%) 1.45 1.117 1.62
Calving Sub Index -0.78
Gestation Length (days) 0.85 -0.919 -0.78
Beef Sub Index -3.14
Carcass Weight (kg) 5.90 -0.528 -3.11
Age of Slaughter (days) 0.06 -0.432 -0.03
Maintenance Sub Index Maint. Sub Index -2.97
Live WT (kg) 9.70 -0.307 -2.97
Total Carbon Sub Index 6.45

* Based on an €80/tonne carbon price