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 -1.99
Milk (kg) 35.00 -0.014 -0.49
Fat (kg) 5.61 -0.375 -2.10
Prot (kg) -1.36 -0.441 0.60
Fertility Sub Index -3.74
Calving Interval (days) 2.21 -1.459 -3.22
Survival (%) -0.46 1.117 -0.51
Calving Sub Index 1.35
Gestation Length (days) -1.47 -0.919 1.35
Beef Sub Index 0.74
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 3.30 -0.432 -1.42
Maintenance Sub Index Maint. Sub Index -1.29
Live WT (kg) 4.20 -0.307 -1.29
Total Carbon Sub Index -4.92

* Based on an €80/tonne carbon price