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 7.76
Milk (kg) -332.00 -0.014 4.65
Fat (kg) -3.01 -0.375 1.13
Prot (kg) -4.49 -0.441 1.98
Fertility Sub Index 12.23
Calving Interval (days) -7.45 -1.459 10.87
Survival (%) 1.22 1.117 1.36
Calving Sub Index 0.86
Gestation Length (days) -0.94 -0.919 0.86
Beef Sub Index -2.59
Carcass Weight (kg) 3.00 -0.528 -1.58
Age of Slaughter (days) 2.34 -0.432 -1.01
Maintenance Sub Index Maint. Sub Index -2.08
Live WT (kg) 6.80 -0.307 -2.08
Total Carbon Sub Index 16.18

* Based on an €80/tonne carbon price