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 -6.93
Milk (kg) 131.00 -0.014 -1.83
Fat (kg) 5.70 -0.375 -2.13
Prot (kg) 6.72 -0.441 -2.97
Fertility Sub Index -3.27
Calving Interval (days) 1.72 -1.459 -2.51
Survival (%) -0.68 1.117 -0.76
Calving Sub Index 1.00
Gestation Length (days) -1.09 -0.919 1.00
Beef Sub Index 0.08
Carcass Weight (kg) -4.30 -0.528 2.27
Age of Slaughter (days) 5.08 -0.432 -2.19
Maintenance Sub Index Maint. Sub Index -1.53
Live WT (kg) 5.00 -0.307 -1.53
Total Carbon Sub Index -10.67

* Based on an €80/tonne carbon price