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 -1.20
Milk (kg) 10.00 -0.014 -0.14
Fat (kg) 0.78 -0.375 -0.29
Prot (kg) 1.75 -0.441 -0.77
Fertility Sub Index -9.22
Calving Interval (days) 4.80 -1.459 -7.00
Survival (%) -1.98 1.117 -2.21
Calving Sub Index 0.73
Gestation Length (days) -0.79 -0.919 0.73
Beef Sub Index 0.00
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 4.04 -0.432 -1.74
Maintenance Sub Index Maint. Sub Index 3.03
Live WT (kg) -9.90 -0.307 3.03
Total Carbon Sub Index -6.67

* Based on an €80/tonne carbon price