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 3.78
Milk (kg) -129.00 -0.014 1.81
Fat (kg) -1.59 -0.375 0.60
Prot (kg) -3.12 -0.441 1.38
Fertility Sub Index 3.53
Calving Interval (days) -1.33 -1.459 1.94
Survival (%) 1.42 1.117 1.59
Calving Sub Index 0.71
Gestation Length (days) -0.77 -0.919 0.71
Beef Sub Index 2.96
Carcass Weight (kg) -13.10 -0.528 6.91
Age of Slaughter (days) 9.16 -0.432 -3.95
Maintenance Sub Index Maint. Sub Index 12.26
Live WT (kg) -40.00 -0.307 12.26
Total Carbon Sub Index 23.24

* Based on an €80/tonne carbon price