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 8.10
Milk (kg) -150.00 -0.014 2.10
Fat (kg) -8.34 -0.375 3.12
Prot (kg) -6.51 -0.441 2.87
Fertility Sub Index 2.75
Calving Interval (days) -1.12 -1.459 1.63
Survival (%) 1.00 1.117 1.12
Calving Sub Index -0.45
Gestation Length (days) 0.49 -0.919 -0.45
Beef Sub Index -2.33
Carcass Weight (kg) 4.30 -0.528 -2.27
Age of Slaughter (days) 0.14 -0.432 -0.06
Maintenance Sub Index Maint. Sub Index 1.16
Live WT (kg) -3.80 -0.307 1.16
Total Carbon Sub Index 9.23

* Based on an €80/tonne carbon price