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 -1.07
Milk (kg) 55.00 -0.014 -0.77
Fat (kg) 1.32 -0.375 -0.49
Prot (kg) -0.44 -0.441 0.19
Fertility Sub Index -4.09
Calving Interval (days) 2.59 -1.459 -3.78
Survival (%) -0.28 1.117 -0.31
Calving Sub Index 0.83
Gestation Length (days) -0.90 -0.919 0.83
Beef Sub Index -0.42
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 3.42 -0.432 -1.48
Maintenance Sub Index Maint. Sub Index 1.50
Live WT (kg) -4.90 -0.307 1.50
Total Carbon Sub Index -3.25

* Based on an €80/tonne carbon price