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 -15.58
Milk (kg) 209.00 -0.014 -2.93
Fat (kg) 17.76 -0.375 -6.65
Prot (kg) 13.60 -0.441 -6.00
Fertility Sub Index 3.17
Calving Interval (days) -1.03 -1.459 1.50
Survival (%) 1.49 1.117 1.66
Calving Sub Index 2.25
Gestation Length (days) -2.45 -0.919 2.25
Beef Sub Index 1.56
Carcass Weight (kg) -10.00 -0.528 5.28
Age of Slaughter (days) 8.61 -0.432 -3.72
Maintenance Sub Index Maint. Sub Index 0.12
Live WT (kg) -0.40 -0.307 0.12
Total Carbon Sub Index -8.49

* Based on an €80/tonne carbon price