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 4.10
Milk (kg) -120.00 -0.014 1.68
Fat (kg) -0.67 -0.375 0.25
Prot (kg) -4.91 -0.441 2.17
Fertility Sub Index 8.75
Calving Interval (days) -4.76 -1.459 6.95
Survival (%) 1.62 1.117 1.81
Calving Sub Index 1.31
Gestation Length (days) -1.43 -0.919 1.31
Beef Sub Index 0.16
Carcass Weight (kg) -5.00 -0.528 2.64
Age of Slaughter (days) 5.74 -0.432 -2.48
Maintenance Sub Index Maint. Sub Index 1.47
Live WT (kg) -4.80 -0.307 1.47
Total Carbon Sub Index 15.79

* Based on an €80/tonne carbon price