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 4.81
Milk (kg) -196.00 -0.014 2.74
Fat (kg) -0.42 -0.375 0.16
Prot (kg) -4.32 -0.441 1.91
Fertility Sub Index -0.91
Calving Interval (days) 0.69 -1.459 -1.01
Survival (%) 0.09 1.117 0.10
Calving Sub Index 0.38
Gestation Length (days) -0.41 -0.919 0.38
Beef Sub Index 0.56
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 1.28 -0.432 -0.55
Maintenance Sub Index Maint. Sub Index 0.09
Live WT (kg) -0.30 -0.307 0.09
Total Carbon Sub Index 4.92

* Based on an €80/tonne carbon price