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 15.26
Milk (kg) -301.00 -0.014 4.21
Fat (kg) -15.11 -0.375 5.66
Prot (kg) -12.20 -0.441 5.38
Fertility Sub Index 4.43
Calving Interval (days) -2.30 -1.459 3.36
Survival (%) 0.96 1.117 1.07
Calving Sub Index -1.02
Gestation Length (days) 1.11 -0.919 -1.02
Beef Sub Index 0.92
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 2.38 -0.432 -1.03
Maintenance Sub Index Maint. Sub Index -0.95
Live WT (kg) 3.10 -0.307 -0.95
Total Carbon Sub Index 18.64

* Based on an €80/tonne carbon price