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 0.99
Milk (kg) -25.00 -0.014 0.35
Fat (kg) -1.89 -0.375 0.71
Prot (kg) 0.16 -0.441 -0.07
Fertility Sub Index 3.32
Calving Interval (days) -1.61 -1.459 2.35
Survival (%) 0.87 1.117 0.97
Calving Sub Index -1.86
Gestation Length (days) 2.02 -0.919 -1.86
Beef Sub Index -3.27
Carcass Weight (kg) 6.20 -0.528 -3.27
Age of Slaughter (days) -0.01 -0.432 0.00
Maintenance Sub Index Maint. Sub Index -0.55
Live WT (kg) 1.80 -0.307 -0.55
Total Carbon Sub Index -1.36

* Based on an €80/tonne carbon price