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 -1.56
Milk (kg) -31.00 -0.014 0.43
Fat (kg) 2.74 -0.375 -1.03
Prot (kg) 2.20 -0.441 -0.97
Fertility Sub Index 4.54
Calving Interval (days) -1.84 -1.459 2.68
Survival (%) 1.66 1.117 1.85
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.90
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 0.97 -0.432 -0.42
Maintenance Sub Index Maint. Sub Index 4.57
Live WT (kg) -14.90 -0.307 4.57
Total Carbon Sub Index 12.25

* Based on an €80/tonne carbon price