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 11.34
Milk (kg) -239.00 -0.014 3.35
Fat (kg) -13.56 -0.375 5.08
Prot (kg) -6.60 -0.441 2.91
Fertility Sub Index 5.01
Calving Interval (days) -2.38 -1.459 3.47
Survival (%) 1.38 1.117 1.54
Calving Sub Index -1.19
Gestation Length (days) 1.30 -0.919 -1.19
Beef Sub Index -4.89
Carcass Weight (kg) 2.50 -0.528 -1.32
Age of Slaughter (days) 8.27 -0.432 -3.57
Maintenance Sub Index Maint. Sub Index 2.18
Live WT (kg) -7.10 -0.307 2.18
Total Carbon Sub Index 12.44

* Based on an €80/tonne carbon price