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 3.16
Milk (kg) -109.00 -0.014 1.53
Fat (kg) -0.41 -0.375 0.15
Prot (kg) -3.36 -0.441 1.48
Fertility Sub Index 0.72
Calving Interval (days) -0.34 -1.459 0.50
Survival (%) 0.20 1.117 0.22
Calving Sub Index 0.06
Gestation Length (days) -0.06 -0.919 0.06
Beef Sub Index -0.01
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 1.24 -0.432 -0.54
Maintenance Sub Index Maint. Sub Index -0.21
Live WT (kg) 0.70 -0.307 -0.21
Total Carbon Sub Index 3.72

* Based on an €80/tonne carbon price