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 2.86
Milk (kg) -130.00 -0.014 1.82
Fat (kg) 0.02 -0.375 -0.01
Prot (kg) -2.38 -0.441 1.05
Fertility Sub Index 6.58
Calving Interval (days) -3.19 -1.459 4.65
Survival (%) 1.72 1.117 1.92
Calving Sub Index 2.79
Gestation Length (days) -3.03 -0.919 2.79
Beef Sub Index 2.43
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) -2.08 -0.432 0.90
Maintenance Sub Index Maint. Sub Index 6.28
Live WT (kg) -20.50 -0.307 6.28
Total Carbon Sub Index 20.93

* Based on an €80/tonne carbon price