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 8.69
Milk (kg) -207.00 -0.014 2.90
Fat (kg) -7.81 -0.375 2.93
Prot (kg) -6.50 -0.441 2.87
Fertility Sub Index 2.64
Calving Interval (days) -1.80 -1.459 2.63
Survival (%) 0.01 1.117 0.01
Calving Sub Index -0.27
Gestation Length (days) 0.29 -0.919 -0.27
Beef Sub Index 0.37
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 2.44 -0.432 -1.05
Maintenance Sub Index Maint. Sub Index -1.26
Live WT (kg) 4.10 -0.307 -1.26
Total Carbon Sub Index 10.17

* Based on an €80/tonne carbon price