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 6.52
Milk (kg) -90.00 -0.014 1.26
Fat (kg) -7.25 -0.375 2.72
Prot (kg) -5.77 -0.441 2.55
Fertility Sub Index 5.61
Calving Interval (days) -3.70 -1.459 5.40
Survival (%) 0.19 1.117 0.21
Calving Sub Index 0.93
Gestation Length (days) -1.01 -0.919 0.93
Beef Sub Index -0.99
Carcass Weight (kg) 0.80 -0.528 -0.42
Age of Slaughter (days) 1.31 -0.432 -0.57
Maintenance Sub Index Maint. Sub Index 3.34
Live WT (kg) -10.90 -0.307 3.34
Total Carbon Sub Index 15.41

* Based on an €80/tonne carbon price