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 -1.35
Milk (kg) 95.00 -0.014 -1.33
Fat (kg) 1.62 -0.375 -0.61
Prot (kg) -1.34 -0.441 0.59
Fertility Sub Index -9.49
Calving Interval (days) 5.30 -1.459 -7.73
Survival (%) -1.57 1.117 -1.75
Calving Sub Index 0.49
Gestation Length (days) -0.53 -0.919 0.49
Beef Sub Index 0.18
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 3.99 -0.432 -1.72
Maintenance Sub Index Maint. Sub Index 1.01
Live WT (kg) -3.30 -0.307 1.01
Total Carbon Sub Index -9.15

* Based on an €80/tonne carbon price