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 7.59
Milk (kg) -160.00 -0.014 2.24
Fat (kg) -5.25 -0.375 1.97
Prot (kg) -7.67 -0.441 3.39
Fertility Sub Index -5.16
Calving Interval (days) 2.67 -1.459 -3.90
Survival (%) -1.13 1.117 -1.26
Calving Sub Index 0.81
Gestation Length (days) -0.88 -0.919 0.81
Beef Sub Index -0.77
Carcass Weight (kg) -0.50 -0.528 0.26
Age of Slaughter (days) 2.39 -0.432 -1.03
Maintenance Sub Index Maint. Sub Index 2.08
Live WT (kg) -6.80 -0.307 2.08
Total Carbon Sub Index 4.56

* Based on an €80/tonne carbon price