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 21.95
Milk (kg) -477.00 -0.014 6.68
Fat (kg) -22.29 -0.375 8.35
Prot (kg) -15.68 -0.441 6.92
Fertility Sub Index 5.36
Calving Interval (days) -2.27 -1.459 3.31
Survival (%) 1.83 1.117 2.04
Calving Sub Index -1.67
Gestation Length (days) 1.82 -0.919 -1.67
Beef Sub Index -1.86
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 6.76 -0.432 -2.92
Maintenance Sub Index Maint. Sub Index 4.94
Live WT (kg) -16.10 -0.307 4.94
Total Carbon Sub Index 28.70

* Based on an €80/tonne carbon price