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 13.31
Milk (kg) -317.00 -0.014 4.44
Fat (kg) -12.53 -0.375 4.69
Prot (kg) -9.47 -0.441 4.18
Fertility Sub Index 6.24
Calving Interval (days) -3.59 -1.459 5.24
Survival (%) 0.90 1.117 1.01
Calving Sub Index -1.19
Gestation Length (days) 1.29 -0.919 -1.19
Beef Sub Index -4.09
Carcass Weight (kg) 7.00 -0.528 -3.69
Age of Slaughter (days) 0.91 -0.432 -0.39
Maintenance Sub Index Maint. Sub Index 1.53
Live WT (kg) -5.00 -0.307 1.53
Total Carbon Sub Index 15.81

* Based on an €80/tonne carbon price