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 1.15
Milk (kg) -95.00 -0.014 1.33
Fat (kg) 3.10 -0.375 -1.16
Prot (kg) -2.23 -0.441 0.98
Fertility Sub Index 3.42
Calving Interval (days) -1.69 -1.459 2.47
Survival (%) 0.85 1.117 0.95
Calving Sub Index 1.78
Gestation Length (days) -1.94 -0.919 1.78
Beef Sub Index -0.50
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 2.37 -0.432 -1.02
Maintenance Sub Index Maint. Sub Index 3.25
Live WT (kg) -10.60 -0.307 3.25
Total Carbon Sub Index 9.11

* Based on an €80/tonne carbon price