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 -6.60
Milk (kg) 354.00 -0.014 -4.96
Fat (kg) 0.97 -0.375 -0.36
Prot (kg) 2.91 -0.441 -1.28
Fertility Sub Index -2.98
Calving Interval (days) 0.83 -1.459 -1.21
Survival (%) -1.58 1.117 -1.77
Calving Sub Index 1.56
Gestation Length (days) -1.70 -0.919 1.56
Beef Sub Index 0.15
Carcass Weight (kg) -4.40 -0.528 2.32
Age of Slaughter (days) 5.02 -0.432 -2.17
Maintenance Sub Index Maint. Sub Index 3.99
Live WT (kg) -13.00 -0.307 3.99
Total Carbon Sub Index -3.88

* Based on an €80/tonne carbon price