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 -1.19
Milk (kg) -23.00 -0.014 0.32
Fat (kg) 6.47 -0.375 -2.42
Prot (kg) -2.07 -0.441 0.91
Fertility Sub Index -1.66
Calving Interval (days) 1.03 -1.459 -1.50
Survival (%) -0.14 1.117 -0.16
Calving Sub Index 0.55
Gestation Length (days) -0.60 -0.919 0.55
Beef Sub Index -0.30
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 3.51 -0.432 -1.52
Maintenance Sub Index Maint. Sub Index -0.71
Live WT (kg) 2.30 -0.307 -0.71
Total Carbon Sub Index -3.30

* Based on an €80/tonne carbon price