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 -6.70
Milk (kg) 139.00 -0.014 -1.95
Fat (kg) 3.56 -0.375 -1.33
Prot (kg) 7.74 -0.441 -3.42
Fertility Sub Index -2.81
Calving Interval (days) 1.49 -1.459 -2.17
Survival (%) -0.57 1.117 -0.64
Calving Sub Index 2.96
Gestation Length (days) -3.22 -0.919 2.96
Beef Sub Index 1.29
Carcass Weight (kg) -6.50 -0.528 3.43
Age of Slaughter (days) 4.95 -0.432 -2.14
Maintenance Sub Index Maint. Sub Index 2.45
Live WT (kg) -8.00 -0.307 2.45
Total Carbon Sub Index -2.80

* Based on an €80/tonne carbon price