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 3.10
Milk (kg) -117.00 -0.014 1.64
Fat (kg) 0.02 -0.375 -0.01
Prot (kg) -3.33 -0.441 1.47
Fertility Sub Index -1.26
Calving Interval (days) 0.77 -1.459 -1.12
Survival (%) -0.12 1.117 -0.13
Calving Sub Index 0.09
Gestation Length (days) -0.10 -0.919 0.09
Beef Sub Index 1.35
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) 1.75 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index 2.27
Live WT (kg) -7.40 -0.307 2.27
Total Carbon Sub Index 5.55

* Based on an €80/tonne carbon price