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 15.99
Milk (kg) -589.00 -0.014 8.25
Fat (kg) -4.01 -0.375 1.50
Prot (kg) -14.15 -0.441 6.25
Fertility Sub Index 3.21
Calving Interval (days) -1.47 -1.459 2.14
Survival (%) 0.95 1.117 1.06
Calving Sub Index 0.63
Gestation Length (days) -0.69 -0.919 0.63
Beef Sub Index -0.55
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 5.80 -0.432 -2.50
Maintenance Sub Index Maint. Sub Index 7.02
Live WT (kg) -22.90 -0.307 7.02
Total Carbon Sub Index 26.30

* Based on an €80/tonne carbon price