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 1.20
Milk (kg) -55.00 -0.014 0.77
Fat (kg) 0.29 -0.375 -0.11
Prot (kg) -1.23 -0.441 0.54
Fertility Sub Index 4.10
Calving Interval (days) -3.04 -1.459 4.44
Survival (%) -0.30 1.117 -0.34
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.90
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) -1.10 -0.432 0.47
Maintenance Sub Index Maint. Sub Index 3.31
Live WT (kg) -10.80 -0.307 3.31
Total Carbon Sub Index 10.04

* Based on an €80/tonne carbon price