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 -2.47
Milk (kg) -29.00 -0.014 0.41
Fat (kg) 2.54 -0.375 -0.95
Prot (kg) 4.36 -0.441 -1.92
Fertility Sub Index -5.02
Calving Interval (days) 2.58 -1.459 -3.76
Survival (%) -1.12 1.117 -1.25
Calving Sub Index 0.60
Gestation Length (days) -0.65 -0.919 0.60
Beef Sub Index -2.32
Carcass Weight (kg) 6.30 -0.528 -3.32
Age of Slaughter (days) -2.32 -0.432 1.00
Maintenance Sub Index Maint. Sub Index 0.98
Live WT (kg) -3.20 -0.307 0.98
Total Carbon Sub Index -8.23

* Based on an €80/tonne carbon price