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 7.63
Milk (kg) -160.00 -0.014 2.24
Fat (kg) -6.80 -0.375 2.55
Prot (kg) -6.45 -0.441 2.85
Fertility Sub Index 1.95
Calving Interval (days) -0.64 -1.459 0.93
Survival (%) 0.91 1.117 1.02
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 3.00
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) -2.67 -0.432 1.15
Maintenance Sub Index Maint. Sub Index 5.98
Live WT (kg) -19.50 -0.307 5.98
Total Carbon Sub Index 21.40

* Based on an €80/tonne carbon price