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 9.57
Milk (kg) -283.00 -0.014 3.96
Fat (kg) -7.41 -0.375 2.78
Prot (kg) -6.41 -0.441 2.83
Fertility Sub Index 5.54
Calving Interval (days) -3.70 -1.459 5.40
Survival (%) 0.13 1.117 0.15
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 2.60
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) -3.83 -0.432 1.65
Maintenance Sub Index Maint. Sub Index 4.14
Live WT (kg) -13.50 -0.307 4.14
Total Carbon Sub Index 22.95

* Based on an €80/tonne carbon price