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 4.72
Milk (kg) -310.00 -0.014 4.34
Fat (kg) -1.39 -0.375 0.52
Prot (kg) 0.31 -0.441 -0.14
Fertility Sub Index 12.01
Calving Interval (days) -5.66 -1.459 8.26
Survival (%) 3.36 1.117 3.75
Calving Sub Index 3.26
Gestation Length (days) -3.55 -0.919 3.26
Beef Sub Index 2.25
Carcass Weight (kg) -5.70 -0.528 3.01
Age of Slaughter (days) 1.76 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index 1.23
Live WT (kg) -4.00 -0.307 1.23
Total Carbon Sub Index 23.47

* Based on an €80/tonne carbon price