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 12.95
Milk (kg) -180.00 -0.014 2.52
Fat (kg) -15.01 -0.375 5.62
Prot (kg) -10.89 -0.441 4.81
Fertility Sub Index 6.71
Calving Interval (days) -3.62 -1.459 5.28
Survival (%) 1.28 1.117 1.43
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 3.96
Carcass Weight (kg) -5.50 -0.528 2.90
Age of Slaughter (days) -2.45 -0.432 1.06
Maintenance Sub Index Maint. Sub Index 6.68
Live WT (kg) -21.80 -0.307 6.68
Total Carbon Sub Index 35.27

* Based on an €80/tonne carbon price