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 11.12
Milk (kg) -245.00 -0.014 3.43
Fat (kg) -10.09 -0.375 3.78
Prot (kg) -8.86 -0.441 3.91
Fertility Sub Index 2.68
Calving Interval (days) -0.78 -1.459 1.14
Survival (%) 1.38 1.117 1.54
Calving Sub Index -1.85
Gestation Length (days) 2.01 -0.919 -1.85
Beef Sub Index -1.29
Carcass Weight (kg) 1.70 -0.528 -0.90
Age of Slaughter (days) 0.92 -0.432 -0.40
Maintenance Sub Index Maint. Sub Index 4.08
Live WT (kg) -13.30 -0.307 4.08
Total Carbon Sub Index 14.74

* Based on an €80/tonne carbon price