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 10.30
Milk (kg) -237.00 -0.014 3.32
Fat (kg) -7.74 -0.375 2.90
Prot (kg) -9.25 -0.441 4.08
Fertility Sub Index 6.39
Calving Interval (days) -3.79 -1.459 5.53
Survival (%) 0.77 1.117 0.86
Calving Sub Index 0.83
Gestation Length (days) -0.90 -0.919 0.83
Beef Sub Index 2.45
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) -0.67 -0.432 0.29
Maintenance Sub Index Maint. Sub Index 1.75
Live WT (kg) -5.70 -0.307 1.75
Total Carbon Sub Index 21.72

* Based on an €80/tonne carbon price