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 2.41
Milk (kg) -68.00 -0.014 0.95
Fat (kg) -2.67 -0.375 1.00
Prot (kg) -1.04 -0.441 0.46
Fertility Sub Index -0.67
Calving Interval (days) 1.32 -1.459 -1.93
Survival (%) 1.12 1.117 1.25
Calving Sub Index -0.74
Gestation Length (days) 0.80 -0.919 -0.74
Beef Sub Index -1.63
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 7.19 -0.432 -3.10
Maintenance Sub Index Maint. Sub Index 5.36
Live WT (kg) -17.50 -0.307 5.36
Total Carbon Sub Index 4.74

* Based on an €80/tonne carbon price