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 2.80
Milk (kg) -70.00 -0.014 0.98
Fat (kg) -4.34 -0.375 1.63
Prot (kg) -0.43 -0.441 0.19
Fertility Sub Index 5.94
Calving Interval (days) -2.92 -1.459 4.26
Survival (%) 1.50 1.117 1.68
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 4.03
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) -4.81 -0.432 2.08
Maintenance Sub Index Maint. Sub Index 6.96
Live WT (kg) -22.70 -0.307 6.96
Total Carbon Sub Index 23.52

* Based on an €80/tonne carbon price