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 -6.08
Milk (kg) 21.00 -0.014 -0.29
Fat (kg) 2.56 -0.375 -0.96
Prot (kg) 10.94 -0.441 -4.83
Fertility Sub Index 14.05
Calving Interval (days) -6.92 -1.459 10.10
Survival (%) 3.54 1.117 3.95
Calving Sub Index 2.65
Gestation Length (days) -2.88 -0.919 2.65
Beef Sub Index 2.35
Carcass Weight (kg) -8.50 -0.528 4.48
Age of Slaughter (days) 4.95 -0.432 -2.14
Maintenance Sub Index Maint. Sub Index 0.31
Live WT (kg) -1.00 -0.307 0.31
Total Carbon Sub Index 13.27

* Based on an €80/tonne carbon price