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 16.63
Milk (kg) -823.00 -0.014 11.52
Fat (kg) 1.57 -0.375 -0.59
Prot (kg) -12.91 -0.441 5.70
Fertility Sub Index 3.92
Calving Interval (days) -1.65 -1.459 2.41
Survival (%) 1.35 1.117 1.51
Calving Sub Index 0.67
Gestation Length (days) -0.73 -0.919 0.67
Beef Sub Index 0.49
Carcass Weight (kg) -7.20 -0.528 3.80
Age of Slaughter (days) 7.67 -0.432 -3.31
Maintenance Sub Index Maint. Sub Index 9.01
Live WT (kg) -29.40 -0.307 9.01
Total Carbon Sub Index 30.72

* Based on an €80/tonne carbon price