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 -2.24
Milk (kg) 109.00 -0.014 -1.53
Fat (kg) 1.66 -0.375 -0.62
Prot (kg) 0.21 -0.441 -0.09
Fertility Sub Index -6.86
Calving Interval (days) 3.11 -1.459 -4.54
Survival (%) -2.08 1.117 -2.32
Calving Sub Index 0.81
Gestation Length (days) -0.88 -0.919 0.81
Beef Sub Index -1.15
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 4.62 -0.432 -1.99
Maintenance Sub Index Maint. Sub Index 0.06
Live WT (kg) -0.20 -0.307 0.06
Total Carbon Sub Index -9.39

* Based on an €80/tonne carbon price