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 6.05
Milk (kg) -105.00 -0.014 1.47
Fat (kg) -6.28 -0.375 2.35
Prot (kg) -5.05 -0.441 2.23
Fertility Sub Index 2.69
Calving Interval (days) -2.29 -1.459 3.34
Survival (%) -0.58 1.117 -0.65
Calving Sub Index -0.76
Gestation Length (days) 0.83 -0.919 -0.76
Beef Sub Index 1.99
Carcass Weight (kg) -4.40 -0.528 2.32
Age of Slaughter (days) 0.76 -0.432 -0.33
Maintenance Sub Index Maint. Sub Index 3.16
Live WT (kg) -10.30 -0.307 3.16
Total Carbon Sub Index 13.13

* Based on an €80/tonne carbon price