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 4.44
Milk (kg) -219.00 -0.014 3.07
Fat (kg) 0.33 -0.375 -0.12
Prot (kg) -3.40 -0.441 1.50
Fertility Sub Index -6.08
Calving Interval (days) 3.93 -1.459 -5.73
Survival (%) -0.31 1.117 -0.35
Calving Sub Index -2.10
Gestation Length (days) 2.28 -0.919 -2.10
Beef Sub Index -1.24
Carcass Weight (kg) 1.60 -0.528 -0.84
Age of Slaughter (days) 0.91 -0.432 -0.39
Maintenance Sub Index Maint. Sub Index -2.27
Live WT (kg) 7.40 -0.307 -2.27
Total Carbon Sub Index -7.24

* Based on an €80/tonne carbon price