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 -3.28
Milk (kg) 164.00 -0.014 -2.30
Fat (kg) 2.30 -0.375 -0.86
Prot (kg) 0.28 -0.441 -0.12
Fertility Sub Index -13.07
Calving Interval (days) 7.78 -1.459 -11.35
Survival (%) -1.54 1.117 -1.72
Calving Sub Index 2.10
Gestation Length (days) -2.29 -0.919 2.10
Beef Sub Index 0.16
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 3.04 -0.432 -1.31
Maintenance Sub Index Maint. Sub Index -1.32
Live WT (kg) 4.30 -0.307 -1.32
Total Carbon Sub Index -15.40

* Based on an €80/tonne carbon price