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 6.60
Milk (kg) -193.00 -0.014 2.70
Fat (kg) -4.28 -0.375 1.60
Prot (kg) -5.19 -0.441 2.29
Fertility Sub Index 8.19
Calving Interval (days) -4.16 -1.459 6.07
Survival (%) 1.90 1.117 2.12
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index -0.25
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 2.65 -0.432 -1.14
Maintenance Sub Index Maint. Sub Index 3.68
Live WT (kg) -12.00 -0.307 3.68
Total Carbon Sub Index 22.02

* Based on an €80/tonne carbon price