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 3.93
Milk (kg) -94.00 -0.014 1.32
Fat (kg) -2.94 -0.375 1.10
Prot (kg) -3.43 -0.441 1.51
Fertility Sub Index 3.01
Calving Interval (days) -1.97 -1.459 2.87
Survival (%) 0.12 1.117 0.13
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.33
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 1.43 -0.432 -0.62
Maintenance Sub Index Maint. Sub Index 2.21
Live WT (kg) -7.20 -0.307 2.21
Total Carbon Sub Index 9.01

* Based on an €80/tonne carbon price