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 16.54
Milk (kg) -552.00 -0.014 7.73
Fat (kg) -9.08 -0.375 3.40
Prot (kg) -12.27 -0.441 5.42
Fertility Sub Index 7.64
Calving Interval (days) -4.21 -1.459 6.14
Survival (%) 1.34 1.117 1.50
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 1.01
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 2.07 -0.432 -0.89
Maintenance Sub Index Maint. Sub Index 4.69
Live WT (kg) -15.30 -0.307 4.69
Total Carbon Sub Index 30.99

* Based on an €80/tonne carbon price