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 20.87
Milk (kg) -382.00 -0.014 5.35
Fat (kg) -19.36 -0.375 7.25
Prot (kg) -18.74 -0.441 8.27
Fertility Sub Index 3.14
Calving Interval (days) -2.13 -1.459 3.11
Survival (%) 0.03 1.117 0.03
Calving Sub Index -0.22
Gestation Length (days) 0.24 -0.919 -0.22
Beef Sub Index -1.74
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 6.23 -0.432 -2.69
Maintenance Sub Index Maint. Sub Index 1.81
Live WT (kg) -5.90 -0.307 1.81
Total Carbon Sub Index 23.86

* Based on an €80/tonne carbon price