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 5.39
Milk (kg) -85.00 -0.014 1.19
Fat (kg) -3.29 -0.375 1.23
Prot (kg) -6.72 -0.441 2.97
Fertility Sub Index 7.38
Calving Interval (days) -4.01 -1.459 5.85
Survival (%) 1.37 1.117 1.53
Calving Sub Index 0.45
Gestation Length (days) -0.49 -0.919 0.45
Beef Sub Index 1.37
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 1.34 -0.432 -0.58
Maintenance Sub Index Maint. Sub Index 1.81
Live WT (kg) -5.90 -0.307 1.81
Total Carbon Sub Index 16.40

* Based on an €80/tonne carbon price