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 4.95
Milk (kg) -131.00 -0.014 1.83
Fat (kg) -5.08 -0.375 1.90
Prot (kg) -2.75 -0.441 1.21
Fertility Sub Index 6.77
Calving Interval (days) -3.13 -1.459 4.57
Survival (%) 1.97 1.117 2.20
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index -0.26
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 3.78 -0.432 -1.63
Maintenance Sub Index Maint. Sub Index 4.14
Live WT (kg) -13.50 -0.307 4.14
Total Carbon Sub Index 19.40

* Based on an €80/tonne carbon price