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 14.31
Milk (kg) -329.00 -0.014 4.61
Fat (kg) -12.04 -0.375 4.51
Prot (kg) -11.77 -0.441 5.19
Fertility Sub Index 8.13
Calving Interval (days) -4.17 -1.459 6.08
Survival (%) 1.83 1.117 2.04
Calving Sub Index -0.83
Gestation Length (days) 0.90 -0.919 -0.83
Beef Sub Index -2.36
Carcass Weight (kg) 1.90 -0.528 -1.00
Age of Slaughter (days) 3.14 -0.432 -1.36
Maintenance Sub Index Maint. Sub Index 2.67
Live WT (kg) -8.70 -0.307 2.67
Total Carbon Sub Index 21.93

* Based on an €80/tonne carbon price