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 6.80
Milk (kg) -136.00 -0.014 1.90
Fat (kg) -3.70 -0.375 1.39
Prot (kg) -7.95 -0.441 3.51
Fertility Sub Index 11.16
Calving Interval (days) -6.40 -1.459 9.34
Survival (%) 1.63 1.117 1.82
Calving Sub Index -0.25
Gestation Length (days) 0.27 -0.919 -0.25
Beef Sub Index 0.45
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 1.39 -0.432 -0.60
Maintenance Sub Index Maint. Sub Index 2.91
Live WT (kg) -9.50 -0.307 2.91
Total Carbon Sub Index 21.07

* Based on an €80/tonne carbon price