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 0.69
Milk (kg) 55.00 -0.014 -0.77
Fat (kg) -2.81 -0.375 1.05
Prot (kg) -0.93 -0.441 0.41
Fertility Sub Index -4.29
Calving Interval (days) 2.20 -1.459 -3.21
Survival (%) -0.97 1.117 -1.08
Calving Sub Index 0.26
Gestation Length (days) -0.28 -0.919 0.26
Beef Sub Index 0.22
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 1.44 -0.432 -0.62
Maintenance Sub Index Maint. Sub Index 1.35
Live WT (kg) -4.40 -0.307 1.35
Total Carbon Sub Index -1.78

* Based on an €80/tonne carbon price