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 1.71
Milk (kg) -83.00 -0.014 1.16
Fat (kg) -0.18 -0.375 0.07
Prot (kg) -1.08 -0.441 0.48
Fertility Sub Index 7.07
Calving Interval (days) -3.57 -1.459 5.21
Survival (%) 1.67 1.117 1.87
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.18
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) -0.28 -0.432 0.12
Maintenance Sub Index Maint. Sub Index 4.78
Live WT (kg) -15.60 -0.307 4.78
Total Carbon Sub Index 18.54

* Based on an €80/tonne carbon price