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 -2.68
Milk (kg) -3.00 -0.014 0.04
Fat (kg) 2.79 -0.375 -1.05
Prot (kg) 3.81 -0.441 -1.68
Fertility Sub Index -1.28
Calving Interval (days) 1.74 -1.459 -2.54
Survival (%) 1.13 1.117 1.26
Calving Sub Index -2.23
Gestation Length (days) 2.43 -0.919 -2.23
Beef Sub Index 0.61
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 1.51 -0.432 -0.65
Maintenance Sub Index Maint. Sub Index 3.00
Live WT (kg) -9.80 -0.307 3.00
Total Carbon Sub Index -2.58

* Based on an €80/tonne carbon price