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 -1.67
Milk (kg) -62.00 -0.014 0.87
Fat (kg) 4.20 -0.375 -1.57
Prot (kg) 2.19 -0.441 -0.97
Fertility Sub Index -5.66
Calving Interval (days) 2.50 -1.459 -3.65
Survival (%) -1.80 1.117 -2.01
Calving Sub Index 0.63
Gestation Length (days) -0.68 -0.919 0.63
Beef Sub Index 0.42
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 2.45 -0.432 -1.06
Maintenance Sub Index Maint. Sub Index 1.23
Live WT (kg) -4.00 -0.307 1.23
Total Carbon Sub Index -5.06

* Based on an €80/tonne carbon price