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 11.05
Milk (kg) -425.00 -0.014 5.95
Fat (kg) -1.85 -0.375 0.69
Prot (kg) -9.98 -0.441 4.40
Fertility Sub Index 4.45
Calving Interval (days) -2.54 -1.459 3.71
Survival (%) 0.67 1.117 0.75
Calving Sub Index 0.06
Gestation Length (days) -0.06 -0.919 0.06
Beef Sub Index 2.81
Carcass Weight (kg) -5.40 -0.528 2.85
Age of Slaughter (days) 0.08 -0.432 -0.03
Maintenance Sub Index Maint. Sub Index 2.24
Live WT (kg) -7.30 -0.307 2.24
Total Carbon Sub Index 20.61

* Based on an €80/tonne carbon price