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 6.96
Milk (kg) -195.00 -0.014 2.73
Fat (kg) -7.16 -0.375 2.68
Prot (kg) -3.51 -0.441 1.55
Fertility Sub Index 8.35
Calving Interval (days) -5.04 -1.459 7.35
Survival (%) 0.89 1.117 0.99
Calving Sub Index 1.84
Gestation Length (days) -2.00 -0.919 1.84
Beef Sub Index -1.34
Carcass Weight (kg) 3.00 -0.528 -1.58
Age of Slaughter (days) -0.57 -0.432 0.25
Maintenance Sub Index Maint. Sub Index -1.07
Live WT (kg) 3.50 -0.307 -1.07
Total Carbon Sub Index 14.73

* Based on an €80/tonne carbon price