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 -1.70
Milk (kg) -54.00 -0.014 0.76
Fat (kg) 3.71 -0.375 -1.39
Prot (kg) 2.41 -0.441 -1.06
Fertility Sub Index -4.90
Calving Interval (days) 2.11 -1.459 -3.08
Survival (%) -1.63 1.117 -1.82
Calving Sub Index 0.04
Gestation Length (days) -0.04 -0.919 0.04
Beef Sub Index -0.76
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 3.48 -0.432 -1.50
Maintenance Sub Index Maint. Sub Index -3.28
Live WT (kg) 10.70 -0.307 -3.28
Total Carbon Sub Index -10.60

* Based on an €80/tonne carbon price