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 3.25
Milk (kg) -84.00 -0.014 1.18
Fat (kg) -2.00 -0.375 0.75
Prot (kg) -3.00 -0.441 1.32
Fertility Sub Index 5.21
Calving Interval (days) -2.16 -1.459 3.15
Survival (%) 1.84 1.117 2.06
Calving Sub Index -1.57
Gestation Length (days) 1.71 -0.919 -1.57
Beef Sub Index -9.18
Carcass Weight (kg) 21.40 -0.528 -11.29
Age of Slaughter (days) -4.89 -0.432 2.11
Maintenance Sub Index Maint. Sub Index -11.13
Live WT (kg) 36.30 -0.307 -11.13
Total Carbon Sub Index -13.42

* Based on an €80/tonne carbon price