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 16.13
Milk (kg) -518.00 -0.014 7.25
Fat (kg) -3.73 -0.375 1.40
Prot (kg) -16.95 -0.441 7.48
Fertility Sub Index 4.03
Calving Interval (days) -2.26 -1.459 3.30
Survival (%) 0.66 1.117 0.74
Calving Sub Index 0.95
Gestation Length (days) -1.03 -0.919 0.95
Beef Sub Index -0.06
Carcass Weight (kg) -7.00 -0.528 3.69
Age of Slaughter (days) 8.70 -0.432 -3.76
Maintenance Sub Index Maint. Sub Index 9.01
Live WT (kg) -29.40 -0.307 9.01
Total Carbon Sub Index 30.06

* Based on an €80/tonne carbon price