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 0.36
Milk (kg) 18.00 -0.014 -0.25
Fat (kg) -0.13 -0.375 0.05
Prot (kg) -1.28 -0.441 0.56
Fertility Sub Index 0.56
Calving Interval (days) -0.36 -1.459 0.53
Survival (%) 0.03 1.117 0.03
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.21
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 2.31 -0.432 -1.00
Maintenance Sub Index Maint. Sub Index 1.26
Live WT (kg) -4.10 -0.307 1.26
Total Carbon Sub Index 1.50

* Based on an €80/tonne carbon price