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 2.86
Milk (kg) -88.00 -0.014 1.23
Fat (kg) -1.70 -0.375 0.64
Prot (kg) -2.25 -0.441 0.99
Fertility Sub Index 3.95
Calving Interval (days) -1.55 -1.459 2.26
Survival (%) 1.51 1.117 1.69
Calving Sub Index 0.67
Gestation Length (days) -0.73 -0.919 0.67
Beef Sub Index -0.59
Carcass Weight (kg) -5.90 -0.528 3.11
Age of Slaughter (days) 8.57 -0.432 -3.70
Maintenance Sub Index Maint. Sub Index 8.52
Live WT (kg) -27.80 -0.307 8.52
Total Carbon Sub Index 15.41

* Based on an €80/tonne carbon price