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 1.86
Milk (kg) -53.00 -0.014 0.74
Fat (kg) -0.95 -0.375 0.36
Prot (kg) -1.72 -0.441 0.76
Fertility Sub Index 0.90
Calving Interval (days) -0.53 -1.459 0.77
Survival (%) 0.11 1.117 0.12
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.19
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 1.75 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index 2.02
Live WT (kg) -6.60 -0.307 2.02
Total Carbon Sub Index 4.50

* Based on an €80/tonne carbon price