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 2.27
Milk (kg) -121.00 -0.014 1.69
Fat (kg) -0.13 -0.375 0.05
Prot (kg) -1.19 -0.441 0.53
Fertility Sub Index 3.99
Calving Interval (days) -2.01 -1.459 2.93
Survival (%) 0.95 1.117 1.06
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index 0.74
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 0.86 -0.432 -0.37
Maintenance Sub Index Maint. Sub Index 4.94
Live WT (kg) -16.10 -0.307 4.94
Total Carbon Sub Index 15.76

* Based on an €80/tonne carbon price