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 1.21
Milk (kg) -140.00 -0.014 1.96
Fat (kg) 2.15 -0.375 -0.81
Prot (kg) -0.13 -0.441 0.06
Fertility Sub Index -1.89
Calving Interval (days) 1.02 -1.459 -1.49
Survival (%) -0.36 1.117 -0.40
Calving Sub Index 0.87
Gestation Length (days) -0.95 -0.919 0.87
Beef Sub Index -0.28
Carcass Weight (kg) -0.40 -0.528 0.21
Age of Slaughter (days) 1.14 -0.432 -0.49
Maintenance Sub Index Maint. Sub Index 1.10
Live WT (kg) -3.60 -0.307 1.10
Total Carbon Sub Index 1.01

* Based on an €80/tonne carbon price