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 0.41
Milk (kg) -31.00 -0.014 0.43
Fat (kg) 0.44 -0.375 -0.16
Prot (kg) -0.33 -0.441 0.15
Fertility Sub Index 1.27
Calving Interval (days) -0.62 -1.459 0.90
Survival (%) 0.33 1.117 0.37
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.34
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) -0.90 -0.432 0.39
Maintenance Sub Index Maint. Sub Index 4.57
Live WT (kg) -14.90 -0.307 4.57
Total Carbon Sub Index 12.40

* Based on an €80/tonne carbon price