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 -0.89
Milk (kg) 8.00 -0.014 -0.11
Fat (kg) 1.03 -0.375 -0.39
Prot (kg) 0.89 -0.441 -0.39
Fertility Sub Index 2.60
Calving Interval (days) -1.40 -1.459 2.04
Survival (%) 0.50 1.117 0.56
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.35
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 0.29 -0.432 -0.13
Maintenance Sub Index Maint. Sub Index 6.53
Live WT (kg) -21.30 -0.307 6.53
Total Carbon Sub Index 13.40

* Based on an €80/tonne carbon price