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 3.86
Milk (kg) -142.00 -0.014 1.99
Fat (kg) -2.59 -0.375 0.97
Prot (kg) -2.04 -0.441 0.90
Fertility Sub Index -3.79
Calving Interval (days) 1.77 -1.459 -2.58
Survival (%) -1.08 1.117 -1.21
Calving Sub Index 1.56
Gestation Length (days) -1.70 -0.919 1.56
Beef Sub Index -1.93
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 6.92 -0.432 -2.99
Maintenance Sub Index Maint. Sub Index 0.25
Live WT (kg) -0.80 -0.307 0.25
Total Carbon Sub Index -0.06

* Based on an €80/tonne carbon price