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 -3.29
Milk (kg) 35.00 -0.014 -0.49
Fat (kg) 4.63 -0.375 -1.73
Prot (kg) 2.42 -0.441 -1.07
Fertility Sub Index -3.85
Calving Interval (days) 2.02 -1.459 -2.95
Survival (%) -0.81 1.117 -0.90
Calving Sub Index 1.77
Gestation Length (days) -1.93 -0.919 1.77
Beef Sub Index -1.80
Carcass Weight (kg) 0.30 -0.528 -0.16
Age of Slaughter (days) 3.80 -0.432 -1.64
Maintenance Sub Index Maint. Sub Index 0.80
Live WT (kg) -2.60 -0.307 0.80
Total Carbon Sub Index -6.37

* Based on an €80/tonne carbon price