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 -3.34
Milk (kg) 17.00 -0.014 -0.24
Fat (kg) 6.56 -0.375 -2.46
Prot (kg) 1.45 -0.441 -0.64
Fertility Sub Index 10.32
Calving Interval (days) -6.10 -1.459 8.90
Survival (%) 1.27 1.117 1.42
Calving Sub Index 1.34
Gestation Length (days) -1.46 -0.919 1.34
Beef Sub Index 3.04
Carcass Weight (kg) -7.60 -0.528 4.01
Age of Slaughter (days) 2.24 -0.432 -0.97
Maintenance Sub Index Maint. Sub Index 1.23
Live WT (kg) -4.00 -0.307 1.23
Total Carbon Sub Index 12.60

* Based on an €80/tonne carbon price