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 18.62
Milk (kg) -407.00 -0.014 5.70
Fat (kg) -20.23 -0.375 7.58
Prot (kg) -12.10 -0.441 5.34
Fertility Sub Index 4.18
Calving Interval (days) -1.26 -1.459 1.84
Survival (%) 2.10 1.117 2.35
Calving Sub Index -1.80
Gestation Length (days) 1.96 -0.919 -1.80
Beef Sub Index -2.91
Carcass Weight (kg) 1.70 -0.528 -0.90
Age of Slaughter (days) 4.66 -0.432 -2.01
Maintenance Sub Index Maint. Sub Index 2.91
Live WT (kg) -9.50 -0.307 2.91
Total Carbon Sub Index 21.01

* Based on an €80/tonne carbon price