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 8.23
Milk (kg) -419.00 -0.014 5.87
Fat (kg) 1.25 -0.375 -0.47
Prot (kg) -6.41 -0.441 2.83
Fertility Sub Index 4.22
Calving Interval (days) -1.72 -1.459 2.51
Survival (%) 1.53 1.117 1.71
Calving Sub Index 0.65
Gestation Length (days) -0.71 -0.919 0.65
Beef Sub Index -1.07
Carcass Weight (kg) -4.80 -0.528 2.53
Age of Slaughter (days) 8.34 -0.432 -3.60
Maintenance Sub Index Maint. Sub Index 7.88
Live WT (kg) -25.70 -0.307 7.88
Total Carbon Sub Index 19.90

* Based on an €80/tonne carbon price