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 6.95
Milk (kg) -137.00 -0.014 1.92
Fat (kg) -7.29 -0.375 2.73
Prot (kg) -5.22 -0.441 2.30
Fertility Sub Index 12.46
Calving Interval (days) -6.29 -1.459 9.18
Survival (%) 2.94 1.117 3.28
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.25
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 2.97 -0.432 -1.28
Maintenance Sub Index Maint. Sub Index 1.23
Live WT (kg) -4.00 -0.307 1.23
Total Carbon Sub Index 24.69

* Based on an €80/tonne carbon price