Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index -9.13
Milk (kg) 126.00 -0.014 -1.76
Fat (kg) 8.67 -0.375 -3.25
Prot (kg) 9.33 -0.441 -4.12
Fertility Sub Index -2.91
Calving Interval (days) 1.35 -1.459 -1.97
Survival (%) -0.84 1.117 -0.94
Calving Sub Index 0.52
Gestation Length (days) -0.57 -0.919 0.52
Beef Sub Index -0.14
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 4.61 -0.432 -1.99
Maintenance Sub Index Maint. Sub Index 0.28
Live WT (kg) -0.90 -0.307 0.28
Total Carbon Sub Index -11.38

* Based on an €80/tonne carbon price