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 12.76
Milk (kg) -318.00 -0.014 4.45
Fat (kg) -10.73 -0.375 4.02
Prot (kg) -9.72 -0.441 4.29
Fertility Sub Index 5.46
Calving Interval (days) -2.91 -1.459 4.25
Survival (%) 1.09 1.117 1.22
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 2.37
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) -3.29 -0.432 1.42
Maintenance Sub Index Maint. Sub Index 5.00
Live WT (kg) -16.30 -0.307 5.00
Total Carbon Sub Index 26.69

* Based on an €80/tonne carbon price