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 -4.30
Milk (kg) -121.00 -0.014 1.69
Fat (kg) 11.57 -0.375 -4.33
Prot (kg) 3.76 -0.441 -1.66
Fertility Sub Index 3.21
Calving Interval (days) -1.72 -1.459 2.51
Survival (%) 0.63 1.117 0.70
Calving Sub Index 1.53
Gestation Length (days) -1.66 -0.919 1.53
Beef Sub Index 1.93
Carcass Weight (kg) -6.00 -0.528 3.17
Age of Slaughter (days) 2.86 -0.432 -1.23
Maintenance Sub Index Maint. Sub Index 6.44
Live WT (kg) -21.00 -0.307 6.44
Total Carbon Sub Index 8.80

* Based on an €80/tonne carbon price