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 5.77
Milk (kg) -246.00 -0.014 3.44
Fat (kg) -1.57 -0.375 0.59
Prot (kg) -3.93 -0.441 1.73
Fertility Sub Index -2.18
Calving Interval (days) 1.56 -1.459 -2.28
Survival (%) 0.09 1.117 0.10
Calving Sub Index 0.28
Gestation Length (days) -0.31 -0.919 0.28
Beef Sub Index -2.80
Carcass Weight (kg) 0.90 -0.528 -0.47
Age of Slaughter (days) 5.38 -0.432 -2.32
Maintenance Sub Index Maint. Sub Index -2.15
Live WT (kg) 7.00 -0.307 -2.15
Total Carbon Sub Index -1.07

* Based on an €80/tonne carbon price