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 17.86
Milk (kg) -449.00 -0.014 6.29
Fat (kg) -18.44 -0.375 6.91
Prot (kg) -10.58 -0.441 4.67
Fertility Sub Index 4.32
Calving Interval (days) -2.91 -1.459 4.25
Survival (%) 0.07 1.117 0.08
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index -1.92
Carcass Weight (kg) 4.50 -0.528 -2.37
Age of Slaughter (days) -1.06 -0.432 0.46
Maintenance Sub Index Maint. Sub Index -2.94
Live WT (kg) 9.60 -0.307 -2.94
Total Carbon Sub Index 18.42

* Based on an €80/tonne carbon price