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 4.30
Milk (kg) -133.00 -0.014 1.86
Fat (kg) -2.95 -0.375 1.10
Prot (kg) -3.02 -0.441 1.33
Fertility Sub Index 5.36
Calving Interval (days) -2.53 -1.459 3.69
Survival (%) 1.49 1.117 1.66
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.48
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 2.30 -0.432 -0.99
Maintenance Sub Index Maint. Sub Index 4.63
Live WT (kg) -15.10 -0.307 4.63
Total Carbon Sub Index 18.57

* Based on an €80/tonne carbon price