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 6.90
Milk (kg) -112.00 -0.014 1.57
Fat (kg) -7.28 -0.375 2.73
Prot (kg) -5.91 -0.441 2.61
Fertility Sub Index 5.92
Calving Interval (days) -2.20 -1.459 3.21
Survival (%) 2.43 1.117 2.71
Calving Sub Index 0.31
Gestation Length (days) -0.34 -0.919 0.31
Beef Sub Index 5.57
Carcass Weight (kg) -10.20 -0.528 5.38
Age of Slaughter (days) -0.43 -0.432 0.19
Maintenance Sub Index Maint. Sub Index 5.00
Live WT (kg) -16.30 -0.307 5.00
Total Carbon Sub Index 23.70

* Based on an €80/tonne carbon price