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 -32.75
Milk (kg) 78.00 -0.014 -1.09
Fat (kg) 51.22 -0.375 -19.18
Prot (kg) 28.25 -0.441 -12.47
Fertility Sub Index -14.85
Calving Interval (days) 7.62 -1.459 -11.12
Survival (%) -3.34 1.117 -3.73
Calving Sub Index 1.84
Gestation Length (days) -2.00 -0.919 1.84
Beef Sub Index -2.45
Carcass Weight (kg) 2.90 -0.528 -1.53
Age of Slaughter (days) 2.13 -0.432 -0.92
Maintenance Sub Index Maint. Sub Index -2.73
Live WT (kg) 8.90 -0.307 -2.73
Total Carbon Sub Index -50.94

* Based on an €80/tonne carbon price