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 11.23
Milk (kg) -371.00 -0.014 5.19
Fat (kg) -4.99 -0.375 1.87
Prot (kg) -9.43 -0.441 4.16
Fertility Sub Index 3.02
Calving Interval (days) -2.71 -1.459 3.95
Survival (%) -0.84 1.117 -0.94
Calving Sub Index 0.77
Gestation Length (days) -0.84 -0.919 0.77
Beef Sub Index 1.15
Carcass Weight (kg) -4.55 -0.528 2.40
Age of Slaughter (days) 2.90 -0.432 -1.25
Maintenance Sub Index Maint. Sub Index 7.69
Live WT (kg) -25.10 -0.307 7.69
Total Carbon Sub Index 23.86

* Based on an €80/tonne carbon price