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 4.99
Milk (kg) -141.00 -0.014 1.97
Fat (kg) -3.55 -0.375 1.33
Prot (kg) -3.81 -0.441 1.68
Fertility Sub Index 5.69
Calving Interval (days) -2.85 -1.459 4.16
Survival (%) 1.37 1.117 1.53
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index -0.02
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 3.47 -0.432 -1.50
Maintenance Sub Index Maint. Sub Index 5.27
Live WT (kg) -17.20 -0.307 5.27
Total Carbon Sub Index 19.73

* Based on an €80/tonne carbon price