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 -3.37
Milk (kg) 68.00 -0.014 -0.95
Fat (kg) 4.45 -0.375 -1.67
Prot (kg) 1.71 -0.441 -0.75
Fertility Sub Index -0.32
Calving Interval (days) 0.04 -1.459 -0.06
Survival (%) -0.23 1.117 -0.26
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.19
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 1.76 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index 2.12
Live WT (kg) -6.90 -0.307 2.12
Total Carbon Sub Index -1.85

* Based on an €80/tonne carbon price