Neonatal calf diarrhoea without prophylactic antibiotics — dam vaccination, colostrum management, lactic-acid-bacteria probiotics and oral rehydration
Prophylactic/metaphylactic antibiotics in milk or milk replacer (tetracyclines, neomycin, colistin, fluoroquinolones, sulfonamides) for calves; "waste milk" feeding
Suppliers 3
| Biocamp Laboratórios Ltda | Brazil | active |
| Anasac | Chile | active |
| Lam Tak Pte Ltd | Singapore | active |
Route into Russia / EAEU VET
- Regulator
- Rosselkhoznadzor
- Typical time
- 155-235 working days under EAEU rules (plus dossier); national 61-FZ route open until 31.12.2027
- Legal basis
- EEC Council Decision No. 1 (21.01.2022), EAEU rules for veterinary medicines; Federal Law 61-FZ (national procedure until 2027)
Information, not legal advice — confirm the procedure for your product.
Proof 6 claims
Prophylactic administration of antibiotics (e.g., neomycin and tetracycline) in milk or milk replacers for neonatal calves.
Implementation of antimicrobial stewardship algorithms, feeding of pasteurized transition milk, and targeted therapy protocols that eliminate prophylactic in-milk antibiotics.
- Displaced at scale?
- no
- Caveats
- The evidence does not show a widespread displacement of prophylactic antibiotic use by these bio-based practices at a national or global scale; rather, these practices are often tested in trials or implemented on individual farms as part of stewardship efforts.
- Hand review
- D1 Mismatch: reduced antibiotic use in Californian calves after the VFD rule — no bio replacement shown.
- checked
- 2026-10-06
| Implementation of an on-farm decision-making algorithm for antimicrobial use in diarrheic calves resulted in a 72% reduction in the number of calves treated for neonatal diarrhea. “Along with a 72% reduction in the number of calves treated for neonatal diarrhea due to the AMU intervention [15], a statistically significant reduction in the RA of the sulfonamide and fluoroquinolone resistance classes and a numerical decrease in both relative abundance and overall counts of beta-lactams was observed …” Canada · 2015-2016 · large measured reduction of the old process | peer-reviewed ✓ academic.oup.com |
| A targeted therapy protocol that eliminated in-milk antimicrobials and restricted therapeutic use to cases with fever or depression saved approximately $10 per calf in medication and time costs. “On this farm, changing to the TT protocol and eliminating antimicrobials in the milk could have saved about $10 per calf.” United States · 2009 · large measured reduction of the old process | peer-reviewed ✓ exa.ai |
| Feeding pooled, pasteurized transition milk for the first 10 days of life reduced neonatal calf diarrhea mortality from 9.5% to 3% and led to a cessation in the use of highest priority critically important antibiotics (HPCIA's). “Mortality resulting from NCD reduced from an average of 9.5% in the 3 years to 2023 to 3% in 2023 and 2024. There was an overall reduction in antibiotic use but most notably a cessation in use of HPCIA’s.” United Kingdom · 2023-2024 · large measured reduction of the old process | government or intergovernmental ✓ businesswales.gov.wales |
| In a 2017 survey of California dairy producers, 18.6% reported the discontinuation of one or more antimicrobial drugs used in milk post-VFD rule implementation. “The respondents reported a decreased use of AMD in milk (10%) and in solid feed (5%), and discontinuation of one or more AMDs used in milk (18.6%) or in solid feed (5%) post-VFD rule implementation in 2017.” California, USA · 2017 · minority but measured share or volume | peer-reviewed ✓ www.frontiersin.org |
| More than two-thirds of farms in a Washington state study were not using medicated milk replacer. “With respect to medicated milk replacer, Raymond (2) reports that more than two-thirds of farms in his Washington study were not using medicated milk replacer, illustrating that medicated milk replacer is not necessary to maintain calf health.” Washington, USA · 2006 · minority but measured share or volume | weak (company, news, market research, other) amrls.umn.edu |
| UK antibiotic sales for food-producing animals have reduced by 59% since 2014. “This edition of the report highlights the continued reduction in antimicrobial usage within the UK dairy sector and echoes the findings of The Veterinary Antimicrobial Resistance and Sales Surveillance 2022 Report published in November 2023 which highlighted that overall, UK antibiotic sales for food-producing animals …” UK · 2014-2023 · large measured reduction of the old process | weak (company, news, market research, other) ✓ www.kingshay.com |
References 4
- Godden S (2008). Colostrum management for dairy calves. *Veterinary Clinics of North America: Food Animal Practice* 24: 19–39. VERIFIED (by hand) DOI
- Meganck V, Hoflack G, Opsomer G (2014). Advances in prevention and therapy of neonatal dairy calf diarrhoea: a systematical review with emphasis on colostrum ma VERIFIED DOI · cited by 122
- Signorini ML, Soto LP, Zbrun MV, et al. (2012). Impact of probiotic administration on the health and fecal microbiota of young calves: a meta-analysis of random VERIFIED DOI · cited by 126
- WHO (2019). *Critically Important Antimicrobials for Human Medicine*, 6th revision. World Health Organization, Geneva. NOT CHECKED — regulation …
Details
Replaces: routine antibiotics in milk or milk replacer, feeding untreated waste milk with antibiotic residues · Species: calves · Evidence: high
The chemical problem#
Calves up to 4 weeks old receive a large share of all antibiotics on dairy farms, often prophylactically in milk. Most neonatal diarrhoea is caused by viruses and protozoa (rotavirus, coronavirus, Cryptosporidium parvum), where antibiotics do not work, plus ETEC K99 (F5) in the first days of life. Feeding waste milk (from antibiotic-treated cows) spreads resistant bacteria. The WHO classifies fluoroquinolones and 3rd/4th-generation cephalosporins as “highest priority critically important” antimicrobials.
Product overview#
A proven, low-cost prevention program:
- Colostrum management (“the 3 Qs”: Quality, Quantity, Quickness): at least 10–12 % of body weight (about 4 L) of high-quality colostrum (IgG above 50 g/L, Brix at least 22 %) within 1–2 hours of birth. Calves with failure of passive transfer have 2–5 times more diarrhoea and deaths.
- Dam vaccination against rotavirus, coronavirus and E. coli K99 (F5) (commercial combined vaccines, 3–12 weeks before calving). This raises specific antibodies in the colostrum.
- Probiotics (lactic acid bacteria): Lactobacillus, Enterococcus faecium, Bacillus, Saccharomyces in milk or colostrum. A meta-analysis shows a reduced risk of diarrhoea.
- Oral rehydration solutions (ORS) with electrolytes and bicarbonate while continuing milk feeding. This is the real “treatment” for most cases.
- Hygiene: clean calving pen, individual hutches, cleaned feeding equipment; pasteurize waste milk or do not feed it.
Active ingredient / Composition#
Colostrum (natural IgG, lactoferrin, cytokines), inactivated vaccine antigens, probiotic strains, electrolytes (Na⁺, K⁺, glucose, bicarbonate/acetate).
Key facts#
| Parameter | Value |
|---|---|
| Class | Passive immunity + active immunization + probiotics |
| Colostrum target | Serum IgG above 10 g/L (or serum total protein above 5.5 g/dL) at 24–48 h; newer “excellent” target above 25 g/L |
| Monitoring | Brix refractometer (colostrum and calf serum), cheap and on-farm |
| Withdrawal | None |
Advantages#
- The largest reduction in calf antibiotic use on farms: Dutch and Danish programs cut calf antibiotic use sharply with colostrum and hygiene protocols.
- Lower mortality and better growth and lifetime milk yield (good passive immunity has long-term effects).
- Cheap: a refractometer and a protocol.
Mode of action#
- Colostral IgG and IgA neutralize pathogens in the gut lumen (local passive immunity) and give systemic protection.
- Dam vaccination increases specific antibodies against rotavirus, coronavirus and K99.
- Probiotics: competitive exclusion, lactic acid, immune modulation.
- ORS corrects dehydration and acidosis, which is the cause of death in diarrhoea (not the infection itself).
Application#
| Stage | Target | Measure | Specifics |
|---|---|---|---|
| Dry cow, 3–12 weeks pre-calving | Rotavirus, coronavirus, E. coli K99 | Dam vaccination (per SmPC) | Boosters per label |
| Birth, 0–2 h | Passive immunity | 4 L tested colostrum (tube-fed if needed) | Brix at least 22 % |
| Day 1–3 | Monitoring | Serum Brix/total protein in calves | Adjust the protocol if many fail |
| First 2–4 weeks | Diarrhoea prevention | Probiotic in milk; clean individual housing; pasteurized or no waste milk | – |
| Diarrhoea case | Dehydration | ORS 2–3 times/day between milk feeds; continue milk | Antibiotics only if systemically ill (fever, depression): a veterinarian’s decision |
| Cryptosporidium | Protozoa | Hygiene, colostrum; halofuginone only by veterinary prescription where approved | No antibiotic effect |
Limitations#
- Requires discipline at every calving, including nights and weekends.
- Cryptosporidium has no fully effective vaccine; hygiene is essential.
- Septicemic calves still need antibiotic therapy.
Evidence of displacement — D1: works, adoption not proven#
Assessment (hand-reviewed): Mismatch: reduced antibiotic use in Californian calves after the VFD rule — no bio replacement shown.
Figures found (verified as quoted, but the assessment above explains why they do not count as displacement evidence for this substitution):
- displacement — In a 2017 survey of California dairy producers, 18.6% reported the discontinuation of one or more antimicrobial drugs used in milk post-VFD rule implementation. (California, USA, 2017; peer-reviewed: frontiersin.org)
- displacement — UK antibiotic sales for food-producing animals have reduced by 59% since 2014. (UK, 2014-2023; weak: kingshay.com)
- performance — Implementation of an on-farm decision-making algorithm for antimicrobial use in diarrheic calves resulted in a 72% reduction in the number of calves treated for neonatal diarrhea. (Canada, 2015-2016; peer-reviewed: academic.oup.com)
- performance — Feeding pooled, pasteurized transition milk for the first 10 days of life reduced neonatal calf diarrhea mortality from 9.5% to 3% and led to a cessation in the use of highest priority critically important antibiotics (HPCIA’s). (United Kingdom, 2023-2024; government or intergovernmental: businesswales.gov.wales)
Suppliers — real products and services (from the vendor index)#
Honest finding: the vendor index has no dedicated calf-scours product; entries are closest capabilities. This is recorded as a supplier gap — the companies below are the closest capabilities.
Companies below are active vendors in the vendor index whose own card (profile / official website) shows this product or service — matched 2026-09-28 by keyword and checked by hand against the card text. Being listed is not an endorsement; open each card for evidence, contacts and status.
| Company | Region · Country | What the index shows | Card |
|---|---|---|---|
| Biocamp Laboratórios Ltda | LatAm · Brazil | Colostrum line of probiotics; animal vaccines | card |
| Anasac | LatAm · Chile | veterinary products for calves | card |
| Lam Tak Pte Ltd | Asia · Singapore | calf feed ingredient (ULTRAGROW) | card |
Government funding signals#
Public grants for a specific technology are a leading indicator: governments fund what regulators want to replace and what is close to practical adoption. Searched on 2026-09-27 in: EU CORDIS (FP7, Horizon 2020, Horizon Europe), US federal awards (USAspending: USDA NIFA/ARS/APHIS/Forest Service, EPA, DOE, NOAA, USAID; plus NSF and NIH), UK UKRI Gateway to Research, Australian Research Council. Each grant below was reviewed by hand for relevance. China, Brazil and India are covered in the subsection below (publication-acknowledged grants). Not covered: Russia (RSF, FASIE — not reachable from the research environment) and national agencies outside these databases. Amounts are the funder’s contribution as recorded (US NIH/UKRI: per award or fiscal year).
Signal: Weak. No dedicated public research or innovation grant for this specific technology was found in the searched databases. Development is mostly carried by companies, older programmes or national funders outside this search. Treat it as a funding gap (and a possible opportunity for Russian programmes).
China, Brazil, India — national research grants acknowledged in publications#
Chinese, Brazilian and Indian funders have no open grant databases reachable here, so this measures scientific papers published since 2015 that acknowledge national government grants, taken from the grant numbers publishers deposit with Crossref. Only papers whose title contains this article’s key terms are counted (a conservative lower bound; “100+” = search window full). It shows research-funding intensity, not budgets. Funders: China — NSFC, National Key R&D Program, China Agriculture Research System; Brazil — CNPq, CAPES, FAPESP, Embrapa, FAPEMIG; India — DBT, DST, ICAR, SERB, CSIR, BIRAC. Rating per country: Strong ≥50 papers · Moderate 10–49 · Weak 1–9.
| Country | Papers funded (2015–2026) | Signal | Main funders (grant acknowledgements) | Example grant → funded paper |
|---|---|---|---|---|
| China | 15 | Moderate | NSFC (11), National Key R&D Program (9) | National Key R&D Program 2024YFD1300600 → Adaptive fine-grained feature enhancement network for non-contact calf diarrhea detection (2026) doi |
| Brazil | 11 | Moderate | FAPESP (12), CAPES (4), CNPq (3) | FAPESP 2016/16748-2 → The role of anti-E. coli antibody from maternal colostrum on the colonization of newborn dairy calves gut… (2023) doi |
| India | 0 | None | – | – |
Scientific evidence#
- Godden S (2008). Colostrum management for dairy calves. Veterinary Clinics of North America: Food Animal Practice 24: 19–39.
- Meganck V, Hoflack G, Opsomer G (2014). Advances in prevention and therapy of neonatal dairy calf diarrhoea: a systematical review with emphasis on colostrum management and fluid therapy. Acta Veterinaria Scandinavica 56: 75.
- Signorini ML, Soto LP, Zbrun MV, et al. (2012). Impact of probiotic administration on the health and fecal microbiota of young calves: a meta-analysis of randomized controlled trials of lactic acid bacteria. Research in Veterinary Science 93: 250–258.
- WHO (2019). Critically Important Antimicrobials for Human Medicine, 6th revision. World Health Organization, Geneva.
Bioeconomy value#
Uses the cow’s own biological product (colostrum), plus vaccines and fermented probiotics, instead of antibiotics. The farm’s resistance burden and environmental release both fall.