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 -1.67
Milk (kg) -100.00 -0.014 1.40
Fat (kg) 3.65 -0.375 -1.37
Prot (kg) 3.86 -0.441 -1.70
Fertility Sub Index -3.83
Calving Interval (days) 3.83 -1.459 -5.59
Survival (%) 1.57 1.117 1.75
Calving Sub Index 1.84
Gestation Length (days) -2.00 -0.919 1.84
Beef Sub Index 0.48
Carcass Weight (kg) -5.40 -0.528 2.85
Age of Slaughter (days) 5.49 -0.432 -2.37
Maintenance Sub Index Maint. Sub Index 3.92
Live WT (kg) -12.80 -0.307 3.92
Total Carbon Sub Index 0.73

* Based on an €80/tonne carbon price