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 -15.57
Milk (kg) 375.00 -0.014 -5.25
Fat (kg) 11.87 -0.375 -4.45
Prot (kg) 13.31 -0.441 -5.87
Fertility Sub Index -3.64
Calving Interval (days) 1.62 -1.459 -2.36
Survival (%) -1.14 1.117 -1.27
Calving Sub Index 2.36
Gestation Length (days) -2.57 -0.919 2.36
Beef Sub Index -0.74
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 3.42 -0.432 -1.48
Maintenance Sub Index Maint. Sub Index -3.31
Live WT (kg) 10.80 -0.307 -3.31
Total Carbon Sub Index -20.89

* Based on an €80/tonne carbon price