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 -1.41
Milk (kg) 77.00 -0.014 -1.08
Fat (kg) 5.40 -0.375 -2.02
Prot (kg) -3.83 -0.441 1.69
Fertility Sub Index -6.60
Calving Interval (days) 3.54 -1.459 -5.17
Survival (%) -1.28 1.117 -1.43
Calving Sub Index 0.85
Gestation Length (days) -0.92 -0.919 0.85
Beef Sub Index -1.11
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 6.36 -0.432 -2.75
Maintenance Sub Index Maint. Sub Index 1.20
Live WT (kg) -3.90 -0.307 1.20
Total Carbon Sub Index -7.07

* Based on an €80/tonne carbon price