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 2.14
Milk (kg) -78.00 -0.014 1.09
Fat (kg) 2.14 -0.375 -0.80
Prot (kg) -4.18 -0.441 1.84
Fertility Sub Index 6.33
Calving Interval (days) -3.79 -1.459 5.53
Survival (%) 0.72 1.117 0.80
Calving Sub Index -0.17
Gestation Length (days) 0.19 -0.919 -0.17
Beef Sub Index 0.80
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 2.42 -0.432 -1.04
Maintenance Sub Index Maint. Sub Index 4.26
Live WT (kg) -13.90 -0.307 4.26
Total Carbon Sub Index 13.36

* Based on an €80/tonne carbon price