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 -3.00
Milk (kg) 29.00 -0.014 -0.41
Fat (kg) 4.78 -0.375 -1.79
Prot (kg) 1.81 -0.441 -0.80
Fertility Sub Index -6.05
Calving Interval (days) 3.71 -1.459 -5.41
Survival (%) -0.57 1.117 -0.64
Calving Sub Index 1.31
Gestation Length (days) -1.43 -0.919 1.31
Beef Sub Index 0.73
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 0.52 -0.432 -0.22
Maintenance Sub Index Maint. Sub Index 3.92
Live WT (kg) -12.80 -0.307 3.92
Total Carbon Sub Index -3.08

* Based on an €80/tonne carbon price