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 11.26
Milk (kg) -229.00 -0.014 3.21
Fat (kg) -10.97 -0.375 4.11
Prot (kg) -8.93 -0.441 3.94
Fertility Sub Index 3.50
Calving Interval (days) -2.80 -1.459 4.09
Survival (%) -0.52 1.117 -0.58
Calving Sub Index 0.10
Gestation Length (days) -0.11 -0.919 0.10
Beef Sub Index 2.75
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) -2.33 -0.432 1.01
Maintenance Sub Index Maint. Sub Index 1.41
Live WT (kg) -4.60 -0.307 1.41
Total Carbon Sub Index 19.02

* Based on an €80/tonne carbon price