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 -17.85
Milk (kg) 222.00 -0.014 -3.11
Fat (kg) 20.73 -0.375 -7.76
Prot (kg) 15.82 -0.441 -6.98
Fertility Sub Index 6.17
Calving Interval (days) -3.41 -1.459 4.98
Survival (%) 1.07 1.117 1.20
Calving Sub Index 4.39
Gestation Length (days) -4.78 -0.919 4.39
Beef Sub Index 3.06
Carcass Weight (kg) -10.80 -0.528 5.70
Age of Slaughter (days) 6.12 -0.432 -2.64
Maintenance Sub Index Maint. Sub Index 0.25
Live WT (kg) -0.80 -0.307 0.25
Total Carbon Sub Index -3.99

* Based on an €80/tonne carbon price