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 12.30
Milk (kg) -294.00 -0.014 4.12
Fat (kg) -10.33 -0.375 3.87
Prot (kg) -9.77 -0.441 4.31
Fertility Sub Index 8.83
Calving Interval (days) -5.36 -1.459 7.82
Survival (%) 0.90 1.117 1.01
Calving Sub Index -3.43
Gestation Length (days) 3.73 -0.919 -3.43
Beef Sub Index 4.10
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) -4.49 -0.432 1.94
Maintenance Sub Index Maint. Sub Index 3.89
Live WT (kg) -12.70 -0.307 3.89
Total Carbon Sub Index 25.69

* Based on an €80/tonne carbon price