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 10.23
Milk (kg) -580.00 -0.014 8.12
Fat (kg) 5.07 -0.375 -1.90
Prot (kg) -9.08 -0.441 4.01
Fertility Sub Index 4.74
Calving Interval (days) -2.52 -1.459 3.68
Survival (%) 0.95 1.117 1.06
Calving Sub Index 1.27
Gestation Length (days) -1.38 -0.919 1.27
Beef Sub Index 9.39
Carcass Weight (kg) -23.20 -0.528 12.24
Age of Slaughter (days) 6.59 -0.432 -2.84
Maintenance Sub Index Maint. Sub Index 17.87
Live WT (kg) -58.30 -0.307 17.87
Total Carbon Sub Index 43.50

* Based on an €80/tonne carbon price