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 -0.18
Milk (kg) 3.00 -0.014 -0.04
Fat (kg) 0.19 -0.375 -0.07
Prot (kg) 0.15 -0.441 -0.07
Fertility Sub Index 6.04
Calving Interval (days) -2.95 -1.459 4.30
Survival (%) 1.55 1.117 1.73
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.63
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) -2.67 -0.432 1.15
Maintenance Sub Index Maint. Sub Index 6.38
Live WT (kg) -20.80 -0.307 6.38
Total Carbon Sub Index 18.67

* Based on an €80/tonne carbon price