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 6.55
Milk (kg) -189.00 -0.014 2.65
Fat (kg) -4.20 -0.375 1.57
Prot (kg) -5.28 -0.441 2.33
Fertility Sub Index 3.19
Calving Interval (days) -1.16 -1.459 1.69
Survival (%) 1.34 1.117 1.50
Calving Sub Index 0.48
Gestation Length (days) -0.52 -0.919 0.48
Beef Sub Index 7.75
Carcass Weight (kg) -20.80 -0.528 10.97
Age of Slaughter (days) 7.47 -0.432 -3.22
Maintenance Sub Index Maint. Sub Index 16.98
Live WT (kg) -55.40 -0.307 16.98
Total Carbon Sub Index 34.95

* Based on an €80/tonne carbon price