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 1.80
Milk (kg) -83.00 -0.014 1.16
Fat (kg) 0.68 -0.375 -0.25
Prot (kg) -2.02 -0.441 0.89
Fertility Sub Index 6.84
Calving Interval (days) -3.44 -1.459 5.02
Survival (%) 1.63 1.117 1.82
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index -0.67
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 4.23 -0.432 -1.83
Maintenance Sub Index Maint. Sub Index 5.03
Live WT (kg) -16.40 -0.307 5.03
Total Carbon Sub Index 16.81

* Based on an €80/tonne carbon price