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 -1.51
Milk (kg) 88.00 -0.014 -1.23
Fat (kg) 1.56 -0.375 -0.58
Prot (kg) -0.69 -0.441 0.30
Fertility Sub Index -6.82
Calving Interval (days) 3.50 -1.459 -5.11
Survival (%) -1.53 1.117 -1.71
Calving Sub Index 0.42
Gestation Length (days) -0.46 -0.919 0.42
Beef Sub Index -0.37
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 2.09 -0.432 -0.90
Maintenance Sub Index Maint. Sub Index 0.03
Live WT (kg) -0.10 -0.307 0.03
Total Carbon Sub Index -8.25

* Based on an €80/tonne carbon price