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 17.30
Milk (kg) -506.00 -0.014 7.08
Fat (kg) -8.34 -0.375 3.12
Prot (kg) -16.08 -0.441 7.10
Fertility Sub Index 5.03
Calving Interval (days) -2.02 -1.459 2.95
Survival (%) 1.86 1.117 2.08
Calving Sub Index 0.97
Gestation Length (days) -1.05 -0.919 0.97
Beef Sub Index 3.00
Carcass Weight (kg) -12.70 -0.528 6.70
Age of Slaughter (days) 8.58 -0.432 -3.70
Maintenance Sub Index Maint. Sub Index 12.94
Live WT (kg) -42.20 -0.307 12.94
Total Carbon Sub Index 39.23

* Based on an €80/tonne carbon price