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 12.22
Milk (kg) -300.00 -0.014 4.20
Fat (kg) -9.29 -0.375 3.48
Prot (kg) -10.29 -0.441 4.54
Fertility Sub Index 7.25
Calving Interval (days) -4.08 -1.459 5.95
Survival (%) 1.16 1.117 1.30
Calving Sub Index 0.81
Gestation Length (days) -0.88 -0.919 0.81
Beef Sub Index 0.04
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 2.23 -0.432 -0.96
Maintenance Sub Index Maint. Sub Index 2.64
Live WT (kg) -8.60 -0.307 2.64
Total Carbon Sub Index 22.95

* Based on an €80/tonne carbon price