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 7.99
Milk (kg) -246.00 -0.014 3.44
Fat (kg) -4.72 -0.375 1.77
Prot (kg) -6.29 -0.441 2.78
Fertility Sub Index 4.04
Calving Interval (days) -1.55 -1.459 2.26
Survival (%) 1.59 1.117 1.78
Calving Sub Index 0.73
Gestation Length (days) -0.79 -0.919 0.73
Beef Sub Index -1.20
Carcass Weight (kg) -4.80 -0.528 2.53
Age of Slaughter (days) 8.65 -0.432 -3.73
Maintenance Sub Index Maint. Sub Index 7.91
Live WT (kg) -25.80 -0.307 7.91
Total Carbon Sub Index 19.46

* Based on an €80/tonne carbon price