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 -3.87
Milk (kg) 4.00 -0.014 -0.06
Fat (kg) 6.46 -0.375 -2.42
Prot (kg) 3.16 -0.441 -1.39
Fertility Sub Index 6.37
Calving Interval (days) -2.25 -1.459 3.28
Survival (%) 2.76 1.117 3.08
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index -0.08
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 3.61 -0.432 -1.56
Maintenance Sub Index Maint. Sub Index 1.69
Live WT (kg) -5.50 -0.307 1.69
Total Carbon Sub Index 9.07

* Based on an €80/tonne carbon price