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 15.27
Milk (kg) -350.00 -0.014 4.90
Fat (kg) -1.79 -0.375 0.67
Prot (kg) -21.97 -0.441 9.70
Fertility Sub Index 4.35
Calving Interval (days) -1.74 -1.459 2.54
Survival (%) 1.62 1.117 1.81
Calving Sub Index -2.11
Gestation Length (days) 2.30 -0.919 -2.11
Beef Sub Index -1.82
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 7.26 -0.432 -3.13
Maintenance Sub Index Maint. Sub Index 6.93
Live WT (kg) -22.60 -0.307 6.93
Total Carbon Sub Index 22.62

* Based on an €80/tonne carbon price