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 10.11
Milk (kg) -183.00 -0.014 2.56
Fat (kg) -10.54 -0.375 3.95
Prot (kg) -8.15 -0.441 3.60
Fertility Sub Index 6.98
Calving Interval (days) -3.32 -1.459 4.84
Survival (%) 1.91 1.117 2.13
Calving Sub Index -1.52
Gestation Length (days) 1.65 -0.919 -1.52
Beef Sub Index -3.01
Carcass Weight (kg) -0.20 -0.528 0.11
Age of Slaughter (days) 7.21 -0.432 -3.11
Maintenance Sub Index Maint. Sub Index 5.15
Live WT (kg) -16.80 -0.307 5.15
Total Carbon Sub Index 17.71

* Based on an €80/tonne carbon price