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 5.78
Milk (kg) -125.00 -0.014 1.75
Fat (kg) -5.98 -0.375 2.24
Prot (kg) -4.05 -0.441 1.79
Fertility Sub Index 6.27
Calving Interval (days) -3.02 -1.459 4.41
Survival (%) 1.67 1.117 1.87
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.98
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 2.25 -0.432 -0.97
Maintenance Sub Index Maint. Sub Index 3.13
Live WT (kg) -10.20 -0.307 3.13
Total Carbon Sub Index 19.96

* Based on an €80/tonne carbon price