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 4.78
Milk (kg) -156.00 -0.014 2.18
Fat (kg) -0.38 -0.375 0.14
Prot (kg) -5.55 -0.441 2.45
Fertility Sub Index 6.72
Calving Interval (days) -3.26 -1.459 4.76
Survival (%) 1.76 1.117 1.97
Calving Sub Index -1.63
Gestation Length (days) 1.77 -0.919 -1.63
Beef Sub Index 4.27
Carcass Weight (kg) -7.60 -0.528 4.01
Age of Slaughter (days) -0.60 -0.432 0.26
Maintenance Sub Index Maint. Sub Index 4.81
Live WT (kg) -15.70 -0.307 4.81
Total Carbon Sub Index 18.95

* Based on an €80/tonne carbon price