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 3.99
Milk (kg) -62.00 -0.014 0.87
Fat (kg) -2.59 -0.375 0.97
Prot (kg) -4.87 -0.441 2.15
Fertility Sub Index -0.74
Calving Interval (days) 0.27 -1.459 -0.39
Survival (%) -0.31 1.117 -0.35
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.38
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 2.48 -0.432 -1.07
Maintenance Sub Index Maint. Sub Index 0.25
Live WT (kg) -0.80 -0.307 0.25
Total Carbon Sub Index 2.64

* Based on an €80/tonne carbon price