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 5.26
Milk (kg) -167.00 -0.014 2.34
Fat (kg) -2.67 -0.375 1.00
Prot (kg) -4.36 -0.441 1.92
Fertility Sub Index 1.48
Calving Interval (days) -0.96 -1.459 1.40
Survival (%) 0.07 1.117 0.08
Calving Sub Index -0.44
Gestation Length (days) 0.48 -0.919 -0.44
Beef Sub Index -0.12
Carcass Weight (kg) 0.10 -0.528 -0.05
Age of Slaughter (days) 0.16 -0.432 -0.07
Maintenance Sub Index Maint. Sub Index -0.15
Live WT (kg) 0.50 -0.307 -0.15
Total Carbon Sub Index 6.02

* Based on an €80/tonne carbon price