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 -6.69
Milk (kg) 133.00 -0.014 -1.86
Fat (kg) 8.73 -0.375 -3.27
Prot (kg) 3.52 -0.441 -1.55
Fertility Sub Index -0.95
Calving Interval (days) 0.57 -1.459 -0.83
Survival (%) -0.11 1.117 -0.12
Calving Sub Index 0.28
Gestation Length (days) -0.31 -0.919 0.28
Beef Sub Index 0.15
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 2.58 -0.432 -1.11
Maintenance Sub Index Maint. Sub Index -1.84
Live WT (kg) 6.00 -0.307 -1.84
Total Carbon Sub Index -9.05

* Based on an €80/tonne carbon price