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 6.79
Milk (kg) -193.00 -0.014 2.70
Fat (kg) -4.11 -0.375 1.54
Prot (kg) -5.78 -0.441 2.55
Fertility Sub Index 4.69
Calving Interval (days) -1.90 -1.459 2.77
Survival (%) 1.72 1.117 1.92
Calving Sub Index 0.90
Gestation Length (days) -0.98 -0.919 0.90
Beef Sub Index -0.37
Carcass Weight (kg) -5.50 -0.528 2.90
Age of Slaughter (days) 7.58 -0.432 -3.27
Maintenance Sub Index Maint. Sub Index 7.94
Live WT (kg) -25.90 -0.307 7.94
Total Carbon Sub Index 19.95

* Based on an €80/tonne carbon price