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 -6.12
Milk (kg) 233.00 -0.014 -3.26
Fat (kg) 4.33 -0.375 -1.62
Prot (kg) 2.80 -0.441 -1.24
Fertility Sub Index -4.01
Calving Interval (days) 1.84 -1.459 -2.68
Survival (%) -1.19 1.117 -1.33
Calving Sub Index 1.26
Gestation Length (days) -1.37 -0.919 1.26
Beef Sub Index -2.18
Carcass Weight (kg) 0.40 -0.528 -0.21
Age of Slaughter (days) 4.57 -0.432 -1.97
Maintenance Sub Index Maint. Sub Index 1.81
Live WT (kg) -5.90 -0.307 1.81
Total Carbon Sub Index -9.25

* Based on an €80/tonne carbon price