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 -5.27
Milk (kg) 121.00 -0.014 -1.69
Fat (kg) 3.74 -0.375 -1.40
Prot (kg) 4.93 -0.441 -2.18
Fertility Sub Index -3.06
Calving Interval (days) 1.74 -1.459 -2.54
Survival (%) -0.47 1.117 -0.53
Calving Sub Index 2.47
Gestation Length (days) -2.69 -0.919 2.47
Beef Sub Index 1.12
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 1.56 -0.432 -0.67
Maintenance Sub Index Maint. Sub Index 1.53
Live WT (kg) -5.00 -0.307 1.53
Total Carbon Sub Index -3.22

* Based on an €80/tonne carbon price