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 19.69
Milk (kg) -483.00 -0.014 6.76
Fat (kg) -15.76 -0.375 5.90
Prot (kg) -15.92 -0.441 7.03
Fertility Sub Index 6.63
Calving Interval (days) -2.99 -1.459 4.36
Survival (%) 2.03 1.117 2.27
Calving Sub Index -1.65
Gestation Length (days) 1.79 -0.919 -1.65
Beef Sub Index -2.12
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 7.84 -0.432 -3.38
Maintenance Sub Index Maint. Sub Index 7.11
Live WT (kg) -23.20 -0.307 7.11
Total Carbon Sub Index 29.67

* Based on an €80/tonne carbon price