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 2.26
Milk (kg) 1.00 -0.014 -0.01
Fat (kg) -6.19 -0.375 2.32
Prot (kg) 0.09 -0.441 -0.04
Fertility Sub Index 6.38
Calving Interval (days) -2.93 -1.459 4.27
Survival (%) 1.88 1.117 2.10
Calving Sub Index -1.39
Gestation Length (days) 1.51 -0.919 -1.39
Beef Sub Index -2.13
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 7.26 -0.432 -3.13
Maintenance Sub Index Maint. Sub Index 6.35
Live WT (kg) -20.70 -0.307 6.35
Total Carbon Sub Index 11.46

* Based on an €80/tonne carbon price