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 4.95
Milk (kg) -204.00 -0.014 2.86
Fat (kg) -1.96 -0.375 0.73
Prot (kg) -3.07 -0.441 1.35
Fertility Sub Index -0.94
Calving Interval (days) 1.60 -1.459 -2.33
Survival (%) 1.25 1.117 1.40
Calving Sub Index -1.57
Gestation Length (days) 1.71 -0.919 -1.57
Beef Sub Index -0.57
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 4.26 -0.432 -1.84
Maintenance Sub Index Maint. Sub Index 3.07
Live WT (kg) -10.00 -0.307 3.07
Total Carbon Sub Index 4.92

* Based on an €80/tonne carbon price