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 -5.54
Milk (kg) 96.00 -0.014 -1.34
Fat (kg) 8.13 -0.375 -3.05
Prot (kg) 2.60 -0.441 -1.15
Fertility Sub Index -0.41
Calving Interval (days) 0.22 -1.459 -0.32
Survival (%) -0.08 1.117 -0.09
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.00
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 2.57 -0.432 -1.11
Maintenance Sub Index Maint. Sub Index 2.24
Live WT (kg) -7.30 -0.307 2.24
Total Carbon Sub Index -4.18

* Based on an €80/tonne carbon price