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 1.95
Milk (kg) 117.00 -0.014 -1.64
Fat (kg) -8.60 -0.375 3.22
Prot (kg) -0.83 -0.441 0.37
Fertility Sub Index -2.38
Calving Interval (days) 1.34 -1.459 -1.96
Survival (%) -0.38 1.117 -0.42
Calving Sub Index 0.24
Gestation Length (days) -0.26 -0.919 0.24
Beef Sub Index 2.37
Carcass Weight (kg) -5.50 -0.528 2.90
Age of Slaughter (days) 1.22 -0.432 -0.53
Maintenance Sub Index Maint. Sub Index 1.23
Live WT (kg) -4.00 -0.307 1.23
Total Carbon Sub Index 3.42

* Based on an €80/tonne carbon price