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 -9.85
Milk (kg) 316.00 -0.014 -4.42
Fat (kg) 8.36 -0.375 -3.13
Prot (kg) 5.20 -0.441 -2.30
Fertility Sub Index -7.60
Calving Interval (days) 4.26 -1.459 -6.22
Survival (%) -1.24 1.117 -1.39
Calving Sub Index 1.70
Gestation Length (days) -1.85 -0.919 1.70
Beef Sub Index 0.55
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 3.48 -0.432 -1.50
Maintenance Sub Index Maint. Sub Index 1.50
Live WT (kg) -4.90 -0.307 1.50
Total Carbon Sub Index -13.69

* Based on an €80/tonne carbon price