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 1.60
Milk (kg) -117.00 -0.014 1.64
Fat (kg) -1.11 -0.375 0.42
Prot (kg) 1.03 -0.441 -0.45
Fertility Sub Index -7.53
Calving Interval (days) 4.21 -1.459 -6.14
Survival (%) -1.24 1.117 -1.39
Calving Sub Index 1.56
Gestation Length (days) -1.70 -0.919 1.56
Beef Sub Index 0.12
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 2.53 -0.432 -1.09
Maintenance Sub Index Maint. Sub Index 1.35
Live WT (kg) -4.40 -0.307 1.35
Total Carbon Sub Index -2.89

* Based on an €80/tonne carbon price