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 10.92
Milk (kg) -304.00 -0.014 4.26
Fat (kg) -10.55 -0.375 3.95
Prot (kg) -6.15 -0.441 2.71
Fertility Sub Index 6.20
Calving Interval (days) -3.65 -1.459 5.33
Survival (%) 0.78 1.117 0.87
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index -1.16
Carcass Weight (kg) 1.70 -0.528 -0.90
Age of Slaughter (days) 0.61 -0.432 -0.26
Maintenance Sub Index Maint. Sub Index -2.51
Live WT (kg) 8.20 -0.307 -2.51
Total Carbon Sub Index 14.55

* Based on an €80/tonne carbon price