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 6.40
Milk (kg) 11.00 -0.014 -0.15
Fat (kg) -10.52 -0.375 3.94
Prot (kg) -5.92 -0.441 2.61
Fertility Sub Index 3.99
Calving Interval (days) -3.82 -1.459 5.57
Survival (%) -1.42 1.117 -1.59
Calving Sub Index -1.38
Gestation Length (days) 1.50 -0.919 -1.38
Beef Sub Index 1.32
Carcass Weight (kg) -6.80 -0.528 3.59
Age of Slaughter (days) 5.26 -0.432 -2.27
Maintenance Sub Index Maint. Sub Index 2.58
Live WT (kg) -8.40 -0.307 2.58
Total Carbon Sub Index 12.90

* Based on an €80/tonne carbon price