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 -0.37
Milk (kg) 27.00 -0.014 -0.38
Fat (kg) -0.39 -0.375 0.15
Prot (kg) 0.32 -0.441 -0.14
Fertility Sub Index -1.91
Calving Interval (days) 0.75 -1.459 -1.09
Survival (%) -0.73 1.117 -0.82
Calving Sub Index 1.73
Gestation Length (days) -1.88 -0.919 1.73
Beef Sub Index -2.15
Carcass Weight (kg) 0.50 -0.528 -0.26
Age of Slaughter (days) 4.36 -0.432 -1.88
Maintenance Sub Index Maint. Sub Index -0.21
Live WT (kg) 0.70 -0.307 -0.21
Total Carbon Sub Index -2.91

* Based on an €80/tonne carbon price