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 11.06
Milk (kg) -212.00 -0.014 2.97
Fat (kg) -11.00 -0.375 4.12
Prot (kg) -8.99 -0.441 3.97
Fertility Sub Index 6.84
Calving Interval (days) -4.08 -1.459 5.95
Survival (%) 0.79 1.117 0.88
Calving Sub Index -0.01
Gestation Length (days) 0.01 -0.919 -0.01
Beef Sub Index 0.60
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 0.08 -0.432 -0.03
Maintenance Sub Index Maint. Sub Index 3.16
Live WT (kg) -10.30 -0.307 3.16
Total Carbon Sub Index 21.64

* Based on an €80/tonne carbon price