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 7.95
Milk (kg) -253.00 -0.014 3.54
Fat (kg) -4.35 -0.375 1.63
Prot (kg) -6.29 -0.441 2.78
Fertility Sub Index 4.02
Calving Interval (days) -1.51 -1.459 2.20
Survival (%) 1.63 1.117 1.82
Calving Sub Index 0.74
Gestation Length (days) -0.81 -0.919 0.74
Beef Sub Index 0.10
Carcass Weight (kg) -7.20 -0.528 3.80
Age of Slaughter (days) 8.57 -0.432 -3.70
Maintenance Sub Index Maint. Sub Index 9.26
Live WT (kg) -30.20 -0.307 9.26
Total Carbon Sub Index 22.07

* Based on an €80/tonne carbon price