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 10.00
Milk (kg) -182.00 -0.014 2.55
Fat (kg) -10.99 -0.375 4.12
Prot (kg) -7.55 -0.441 3.33
Fertility Sub Index 3.79
Calving Interval (days) -2.55 -1.459 3.72
Survival (%) 0.06 1.117 0.07
Calving Sub Index -0.15
Gestation Length (days) 0.16 -0.919 -0.15
Beef Sub Index 2.21
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) -2.68 -0.432 1.16
Maintenance Sub Index Maint. Sub Index 3.31
Live WT (kg) -10.80 -0.307 3.31
Total Carbon Sub Index 19.17

* Based on an €80/tonne carbon price