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 -30.29
Milk (kg) 756.00 -0.014 -10.58
Fat (kg) 25.78 -0.375 -9.66
Prot (kg) 22.76 -0.441 -10.05
Fertility Sub Index -0.31
Calving Interval (days) 1.32 -1.459 -1.93
Survival (%) 1.45 1.117 1.62
Calving Sub Index 4.46
Gestation Length (days) -4.85 -0.919 4.46
Beef Sub Index -2.56
Carcass Weight (kg) 1.60 -0.528 -0.84
Age of Slaughter (days) 3.97 -0.432 -1.71
Maintenance Sub Index Maint. Sub Index -7.08
Live WT (kg) 23.10 -0.307 -7.08
Total Carbon Sub Index -35.77

* Based on an €80/tonne carbon price