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 5.34
Milk (kg) 87.00 -0.014 -1.22
Fat (kg) -9.77 -0.375 3.66
Prot (kg) -6.57 -0.441 2.90
Fertility Sub Index 0.15
Calving Interval (days) -0.11 -1.459 0.16
Survival (%) -0.01 1.117 -0.01
Calving Sub Index -0.12
Gestation Length (days) 0.13 -0.919 -0.12
Beef Sub Index 0.19
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 3.23 -0.432 -1.39
Maintenance Sub Index Maint. Sub Index -0.46
Live WT (kg) 1.50 -0.307 -0.46
Total Carbon Sub Index 5.10

* Based on an €80/tonne carbon price