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 25.99
Milk (kg) -482.00 -0.014 6.75
Fat (kg) -26.61 -0.375 9.97
Prot (kg) -21.01 -0.441 9.27
Fertility Sub Index 6.60
Calving Interval (days) -3.87 -1.459 5.65
Survival (%) 0.85 1.117 0.95
Calving Sub Index 0.67
Gestation Length (days) -0.73 -0.919 0.67
Beef Sub Index 0.01
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 1.69 -0.432 -0.73
Maintenance Sub Index Maint. Sub Index 2.97
Live WT (kg) -9.70 -0.307 2.97
Total Carbon Sub Index 36.24

* Based on an €80/tonne carbon price