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 11.29
Milk (kg) -174.00 -0.014 2.44
Fat (kg) -15.25 -0.375 5.71
Prot (kg) -7.11 -0.441 3.14
Fertility Sub Index 4.18
Calving Interval (days) -1.78 -1.459 2.60
Survival (%) 1.42 1.117 1.59
Calving Sub Index -0.75
Gestation Length (days) 0.82 -0.919 -0.75
Beef Sub Index -2.89
Carcass Weight (kg) 3.70 -0.528 -1.95
Age of Slaughter (days) 2.17 -0.432 -0.94
Maintenance Sub Index Maint. Sub Index 3.71
Live WT (kg) -12.10 -0.307 3.71
Total Carbon Sub Index 15.53

* Based on an €80/tonne carbon price