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 7.94
Milk (kg) -137.00 -0.014 1.92
Fat (kg) -9.10 -0.375 3.41
Prot (kg) -5.93 -0.441 2.62
Fertility Sub Index 3.27
Calving Interval (days) -1.19 -1.459 1.74
Survival (%) 1.37 1.117 1.53
Calving Sub Index -0.91
Gestation Length (days) 0.99 -0.919 -0.91
Beef Sub Index 1.41
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 1.74 -0.432 -0.75
Maintenance Sub Index Maint. Sub Index 2.30
Live WT (kg) -7.50 -0.307 2.30
Total Carbon Sub Index 14.01

* Based on an €80/tonne carbon price