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 6.48
Milk (kg) -137.00 -0.014 1.92
Fat (kg) -4.22 -0.375 1.58
Prot (kg) -6.75 -0.441 2.98
Fertility Sub Index 0.39
Calving Interval (days) -0.26 -1.459 0.38
Survival (%) 0.01 1.117 0.01
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.36
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 2.21 -0.432 -0.95
Maintenance Sub Index Maint. Sub Index 0.21
Live WT (kg) -0.70 -0.307 0.21
Total Carbon Sub Index 6.97

* Based on an €80/tonne carbon price