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 3.05
Milk (kg) -29.00 -0.014 0.41
Fat (kg) -1.92 -0.375 0.72
Prot (kg) -4.36 -0.441 1.92
Fertility Sub Index -7.06
Calving Interval (days) 3.64 -1.459 -5.31
Survival (%) -1.57 1.117 -1.75
Calving Sub Index 0.17
Gestation Length (days) -0.19 -0.919 0.17
Beef Sub Index 0.45
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 3.72 -0.432 -1.61
Maintenance Sub Index Maint. Sub Index 0.18
Live WT (kg) -0.60 -0.307 0.18
Total Carbon Sub Index -3.20

* Based on an €80/tonne carbon price