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 -1.23
Milk (kg) 21.00 -0.014 -0.29
Fat (kg) 1.36 -0.375 -0.51
Prot (kg) 0.97 -0.441 -0.43
Fertility Sub Index -8.88
Calving Interval (days) 3.98 -1.459 -5.81
Survival (%) -2.75 1.117 -3.07
Calving Sub Index 1.94
Gestation Length (days) -2.11 -0.919 1.94
Beef Sub Index -1.32
Carcass Weight (kg) -0.80 -0.528 0.42
Age of Slaughter (days) 4.04 -0.432 -1.74
Maintenance Sub Index Maint. Sub Index -0.15
Live WT (kg) 0.50 -0.307 -0.15
Total Carbon Sub Index -9.65

* Based on an €80/tonne carbon price