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 -4.57
Milk (kg) 87.00 -0.014 -1.22
Fat (kg) 5.72 -0.375 -2.14
Prot (kg) 2.75 -0.441 -1.21
Fertility Sub Index -0.31
Calving Interval (days) 0.12 -1.459 -0.18
Survival (%) -0.12 1.117 -0.13
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.18
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 2.02 -0.432 -0.87
Maintenance Sub Index Maint. Sub Index 0.25
Live WT (kg) -0.80 -0.307 0.25
Total Carbon Sub Index -4.92

* Based on an €80/tonne carbon price