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 11.31
Milk (kg) -349.00 -0.014 4.89
Fat (kg) -8.52 -0.375 3.19
Prot (kg) -7.32 -0.441 3.23
Fertility Sub Index -0.27
Calving Interval (days) -0.02 -1.459 0.03
Survival (%) -0.27 1.117 -0.30
Calving Sub Index -0.09
Gestation Length (days) 0.10 -0.919 -0.09
Beef Sub Index -1.24
Carcass Weight (kg) 3.10 -0.528 -1.64
Age of Slaughter (days) -0.92 -0.432 0.40
Maintenance Sub Index Maint. Sub Index 0.80
Live WT (kg) -2.60 -0.307 0.80
Total Carbon Sub Index 10.50

* Based on an €80/tonne carbon price