Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 11.48
Milk (kg) -260.00 -0.014 3.64
Fat (kg) -9.67 -0.375 3.62
Prot (kg) -9.55 -0.441 4.21
Fertility Sub Index -1.76
Calving Interval (days) 1.36 -1.459 -1.98
Survival (%) 0.20 1.117 0.22
Calving Sub Index 0.99
Gestation Length (days) -1.08 -0.919 0.99
Beef Sub Index -0.85
Carcass Weight (kg) -5.20 -0.528 2.74
Age of Slaughter (days) 8.32 -0.432 -3.59
Maintenance Sub Index Maint. Sub Index 7.88
Live WT (kg) -25.70 -0.307 7.88
Total Carbon Sub Index 17.73

* Based on an €80/tonne carbon price