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 4.91
Milk (kg) -106.00 -0.014 1.48
Fat (kg) -3.56 -0.375 1.33
Prot (kg) -4.75 -0.441 2.10
Fertility Sub Index 0.62
Calving Interval (days) -0.33 -1.459 0.48
Survival (%) 0.12 1.117 0.13
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.29
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 1.78 -0.432 -0.77
Maintenance Sub Index Maint. Sub Index 0.92
Live WT (kg) -3.00 -0.307 0.92
Total Carbon Sub Index 5.68

* Based on an €80/tonne carbon price