“…Literature of traditional medicinal plants as natural feed additives on post-weaned crossbred (Local × Holstein Friesian) bull or heifer calves’ diet is very limited. Previous studies reported that, supplementation of 0.3%, 0.5% or 0.75% E. officinalis fruit powder or pomace exhibited better growth performance, profitability, digestibility, beneficial effects to improve HSP-70 expression during extreme summer, and protect broilers against hemato-biochemical alterations and experimental aflatoxicosis ( Dalal, Panwar, Ahlawat, Tewatia & Sheoran, 2018a ; 2018b ; Padmaja, Madhuri, Kumar & Anjaneyulu, 2009 ; Sapcota, Islam & Upadhyaya, 2006 ). On the other hand, 0.4 to 0.8% of E. officinalis seed powder improve the growth performance and decrease pathogenic E. coli and diarrhea prevalence in sheep ( Bostami et al., 2015b ).…”