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 13.48
Milk (kg) -526.00 -0.014 7.36
Fat (kg) -1.53 -0.375 0.57
Prot (kg) -12.57 -0.441 5.55
Fertility Sub Index 6.95
Calving Interval (days) -4.88 -1.459 7.12
Survival (%) -0.15 1.117 -0.17
Calving Sub Index 0.97
Gestation Length (days) -1.05 -0.919 0.97
Beef Sub Index 0.90
Carcass Weight (kg) -7.10 -0.528 3.75
Age of Slaughter (days) 6.59 -0.432 -2.84
Maintenance Sub Index Maint. Sub Index 9.50
Live WT (kg) -31.00 -0.307 9.50
Total Carbon Sub Index 31.81

* Based on an €80/tonne carbon price