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 2.27
Milk (kg) 20.00 -0.014 -0.28
Fat (kg) -1.58 -0.375 0.59
Prot (kg) -4.44 -0.441 1.96
Fertility Sub Index 9.00
Calving Interval (days) -4.91 -1.459 7.16
Survival (%) 1.64 1.117 1.83
Calving Sub Index -2.26
Gestation Length (days) 2.46 -0.919 -2.26
Beef Sub Index -1.52
Carcass Weight (kg) 2.70 -0.528 -1.42
Age of Slaughter (days) 0.22 -0.432 -0.09
Maintenance Sub Index Maint. Sub Index -0.64
Live WT (kg) 2.10 -0.307 -0.64
Total Carbon Sub Index 6.84

* Based on an €80/tonne carbon price