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 14.27
Milk (kg) -358.00 -0.014 5.01
Fat (kg) -9.63 -0.375 3.61
Prot (kg) -12.81 -0.441 5.65
Fertility Sub Index -0.17
Calving Interval (days) -0.11 -1.459 0.16
Survival (%) -0.30 1.117 -0.34
Calving Sub Index 0.69
Gestation Length (days) -0.75 -0.919 0.69
Beef Sub Index -0.02
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 3.72 -0.432 -1.61
Maintenance Sub Index Maint. Sub Index 2.91
Live WT (kg) -9.50 -0.307 2.91
Total Carbon Sub Index 17.68

* Based on an €80/tonne carbon price