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 4.02
Milk (kg) -54.00 -0.014 0.76
Fat (kg) -5.60 -0.375 2.10
Prot (kg) -2.65 -0.441 1.17
Fertility Sub Index -2.15
Calving Interval (days) 1.07 -1.459 -1.56
Survival (%) -0.53 1.117 -0.59
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -2.01
Carcass Weight (kg) 4.30 -0.528 -2.27
Age of Slaughter (days) -0.59 -0.432 0.25
Maintenance Sub Index Maint. Sub Index -6.13
Live WT (kg) 20.00 -0.307 -6.13
Total Carbon Sub Index -6.74

* Based on an €80/tonne carbon price