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 20.02
Milk (kg) -345.00 -0.014 4.83
Fat (kg) -20.97 -0.375 7.85
Prot (kg) -16.63 -0.441 7.34
Fertility Sub Index 9.88
Calving Interval (days) -6.12 -1.459 8.93
Survival (%) 0.85 1.117 0.95
Calving Sub Index 0.40
Gestation Length (days) -0.43 -0.919 0.40
Beef Sub Index -0.12
Carcass Weight (kg) -0.80 -0.528 0.42
Age of Slaughter (days) 1.25 -0.432 -0.54
Maintenance Sub Index Maint. Sub Index 2.27
Live WT (kg) -7.40 -0.307 2.27
Total Carbon Sub Index 32.45

* Based on an €80/tonne carbon price