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 9.10
Milk (kg) -175.00 -0.014 2.45
Fat (kg) -4.71 -0.375 1.76
Prot (kg) -11.06 -0.441 4.88
Fertility Sub Index 9.27
Calving Interval (days) -4.97 -1.459 7.25
Survival (%) 1.81 1.117 2.02
Calving Sub Index -0.12
Gestation Length (days) 0.13 -0.919 -0.12
Beef Sub Index 5.48
Carcass Weight (kg) -8.20 -0.528 4.33
Age of Slaughter (days) -2.68 -0.432 1.16
Maintenance Sub Index Maint. Sub Index 3.40
Live WT (kg) -11.10 -0.307 3.40
Total Carbon Sub Index 27.14

* Based on an €80/tonne carbon price