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 -7.61
Milk (kg) -10.00 -0.014 0.14
Fat (kg) 11.46 -0.375 -4.29
Prot (kg) 7.84 -0.441 -3.46
Fertility Sub Index -3.24
Calving Interval (days) 1.12 -1.459 -1.63
Survival (%) -1.44 1.117 -1.61
Calving Sub Index 2.52
Gestation Length (days) -2.74 -0.919 2.52
Beef Sub Index 3.29
Carcass Weight (kg) -9.20 -0.528 4.85
Age of Slaughter (days) 3.62 -0.432 -1.56
Maintenance Sub Index Maint. Sub Index 6.90
Live WT (kg) -22.50 -0.307 6.90
Total Carbon Sub Index 1.85

* Based on an €80/tonne carbon price