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 -7.75
Milk (kg) 99.00 -0.014 -1.39
Fat (kg) 8.72 -0.375 -3.27
Prot (kg) 7.01 -0.441 -3.09
Fertility Sub Index 0.22
Calving Interval (days) -0.27 -1.459 0.39
Survival (%) -0.16 1.117 -0.18
Calving Sub Index -0.11
Gestation Length (days) 0.12 -0.919 -0.11
Beef Sub Index 0.04
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 2.10 -0.432 -0.91
Maintenance Sub Index Maint. Sub Index 1.26
Live WT (kg) -4.10 -0.307 1.26
Total Carbon Sub Index -6.34

* Based on an €80/tonne carbon price